datavorous/entrance-exam-dataset huggingface dataset:
What is the major disadvantage of external fertilisation in most aquatic organisms?

Options:
A The offspring are extremely vulnerable to predators
B Difficulty in synchrony between the sexes
C High mortality rate of offspring
D All of the above

The correct answer is:
The offspring are extremely vulnerable to predators

Solution:
A major disadvantage of external fertilisation in most aquatic organisms is that the offspring are extremely vulnerable to predators threatening their survival up to adulthood.

Topic: Biology, Reproduction in Organisms, NEET
What is the major environmental concern associated with excessive use of polythene and polypropene?

Options:
A Soil erosion
B Air pollution
C Water contamination
D Plastic waste and pollution

The correct answer is:
Plastic waste and pollution

Solution:
Excessive use of polythene and polypropene has led to significant environmental concerns related to plastic waste and pollution.

Topic: Chemistry, Hydrocarbons, NEET
What is the major function of globulins in the plasma?

Options:
A Involved in defense mechanisms of the body
B Help in osmotic balance
C Needed for clotting or coagulation of blood
D Glucose metabolism

The correct answer is:
Involved in defense mechanisms of the body

Solution:
Globulins are one of the major proteins in plasma and primarily play a role in the defense mechanisms of the body.

Topic: Biology, Body Fluids and Circulation, NEET
What is the major limiting factor for photosynthesis?

Options:
A Water
B Light
C Carbon dioxide
D Chlorophyll

The correct answer is:
Carbon dioxide

Solution:
Carbon dioxide is the major limiting factor for photosynthesis.

Topic: Biology, Photosynthesis in Higher Plants, NEET
What is the major organic product of the reaction?

Options:
A
B
C
D

The correct answer is:

Solution:
Chloropyridine will undergo SNAr reaction here.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What is the major part of the human brain called?

Options:
A Forebrain
B Midbrain
C Hindbrain
D Cerebrum

The correct answer is:
Cerebrum

Solution:
The cerebrum forms the major part of the human brain.

Topic: Biology, Neural Control and Coordination, NEET
What is the major product alkene formed in the following elimination?

Options:
A

B

C

D

The correct answer is:

Solution:
Oxidation of a tertiary amine with a peroxide (mCPBA) forms an N-oxide that undergoes an intramolecular deprotonation with syn-stereoselectivity upon heating. This reaction is known as a Cope elimination. This deprotonation will occur on a less hindered beta-carbon, giving rise to a less substituted alkene product (this regioselectivity, known as the Hofmann's rule, is the opposite predicted by Zaitsev's rule).
Hofmann's Î²-elimination by abstraction of Î² H-atom from C which is least substituted.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What is the major product formed when aniline reacts with benzoyl chloride?

Options:
A N-Phenyl benzamide
B Phenylbenzoic acid
C Benzamide
D Phenol

The correct answer is:
N-Phenyl benzamide

Solution:
Correct Option is : (A)
N-Phenyl benzamide

Topic: Chemistry, Amines, NEET
What is the major product in the following reaction:

Options:
A
B
C
D Both (A) and (B) in almost equal proportion.

The correct answer is:
Both (A) and (B) in almost equal proportion.

Solution:
The given reaction is Cope elimination and it is syn elimination, thus H-atom cis (same plane) to oxygen will be eliminated from either side. No deuterium will be lost as it is anti to oxygen.

Topic: Chemistry, Hydrocarbons, NEET
What is the major product obtained when anisole undergoes bromination in ethanoic acid?

Options:
A Ortho isomer
B Meta isomer
C Para isomer
D No reaction occurs

The correct answer is:
Para isomer

Solution:
Anisole undergoes bromination to give the para-substituted product as the major product.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the major product obtained when anisole undergoes bromination in the presence of iron (III) bromide catalyst?

Options:
A Ortho isomer
B Para isomer
C Meta isomer
D All of the above

The correct answer is:
All of the above

Solution:
Iron (III) bromide catalyst leads to the formation of a mixture of ortho, para, and meta isomers.

Topic: Chemistry, Alcohols Phenols and Ethers, NEET
What is the major product of incomplete combustion of alkanes with insufficient oxygen?

Options:
A Carbon dioxide
B Carbon monoxide
C Methane
D Carbon black

The correct answer is:
Carbon monoxide

Solution:
The major product of incomplete combustion of alkanes with insufficient oxygen is carbon monoxide (CO).

Topic: Chemistry, Hydrocarbons, NEET
What is the major product of the nitration of benzene?

Options:
A Nitrobenzene
B Aniline
C Phenol
D Toluene

The correct answer is:
Nitrobenzene

Solution:
When benzene is nitrated with a mixture of concentrated nitric acid and concentrated sulfuric acid (nitrating mixture), the major product is nitrobenzene, where a nitro group (-NO2) is introduced into the benzene ring.

Topic: Chemistry, Hydrocarbons, NEET
What is the major product of the reaction ?

Options:
A

B

C

D

The correct answer is:

Solution:
α - carbon is achiral, hence retention of configuration will be observed at chiral β - carbon.
Configuration by SN2 substitution changes at α , C atom but β , C atom is chiral so configuration to be retained at β , C atom.

Topic: Chemistry, Haloalkanes and Haloarenes, NEET
What is the major product (Z) of the reaction?

PhCOOH → H 2 SO 4 HNO 3    → Sn/HCl    → HCl NaNO 2   → Δ H 2 O

Options:
A
B
C
D

The correct answer is:

Solution:
Here meta-hydroxy benzoic acid is formed as follows

Topic: Chemistry, Carboxylic Acid Derivatives, NEET
What is the major use of nitric acid in the manufacture of fertilizers?

Options:
A Production of nitroglycerin
B Preparation of organic nitro compounds
C Manufacture of ammonium nitrate for fertilizers
D Etching of metals

The correct answer is:
Manufacture of ammonium nitrate for fertilizers

Solution:
The paragraph states that the major use of nitric acid is in the manufacture of ammonium nitrate for fertilizers.

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the male gamete called in sexually reproducing organisms with morphologically distinct types of gametes?

Options:
A Antherozoid
B Ovum
C Egg
D None of the above

The correct answer is:
Antherozoid

Solution:
In sexually reproducing organisms with morphologically distinct types of gametes, the male gamete is called the antherozoid or sperm.

Topic: Biology, Reproduction in Organisms, NEET
What is the male reproductive organ in a flower called?

Options:
A The gynoecium
B The filament
C The petal
D The androecium

The correct answer is:
The androecium

Solution:
The androecium consists of a whorl of stamens and represents the male reproductive organ in a flower.

Topic: Biology, Sexual Reproduction in Flowering Plants, NEET
What is the male sex organ in a flower?

Options:
A Ovary
B Embryo Sac
C Anther
D Stigma

The correct answer is:
Anther

Solution:
The male sex organ in a flower is the stamen, which consists of a slender filament with an anther at the tip. The anthers produce pollen grains following meiosis.

Topic: Biology, Plant Kingdom, NEET
What is the malpighian body also known as?

Options:
A Renal Corpuscle
B Proximal Convoluted Tubule (PCT)
C Nephron
D Medullary Pyramid

The correct answer is:
Renal Corpuscle

Solution:
The glomerulus along with Bowman's capsule is called the malpighian body or renal corpuscle.

Topic: Biology, Excretory Products and their Elimination, NEET
What is the market name for hydrogen peroxide when sold as an antiseptic?

Options:
A Peroxidase
B Perhydrol
C Peroxide-Ox
D Hydropure

The correct answer is:
Perhydrol

Solution:
Hydrogen peroxide is sold in the market as perhydrol when used as an antiseptic.

Topic: Chemistry, Hydrogen, NEET
What is the mass and charge of one mole of electrons?

Options:
A 6.49 × 10–7kg , 8.45 × 104C
B 5.48 × 10–7kg , 8.45 × 104C
C 5.48 × 10–7kg , 9.65 × 104C
D 6.49 × 10–7kg , 9.65 × 104C

The correct answer is:
5.48 × 10–7kg , 9.65 × 104C

Solution:
Correct Option is : (C)
5.48 × 10–7kg , 9.65 × 104C

Topic: Chemistry, Structure of Atom, NEET
What is the mass of 2 g of hydrogen gas in terms of molecules?

Options:
A 6.022 x 1023 molecules
B 6.022 x 1024 molecules
C 6.022 x 1025 molecules
D 6.022 x 1026 molecules

The correct answer is:
6.022 x 1024 molecules

Solution:
The paragraph states that a chemist has to deal with numbers as large as 6.022 x 1024 for the molecules of 2 g of hydrogen gas.

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the mass of HCl produced when 62 g of white phosphorus reacts with chlorine and undergoes hydrolysis in the presence of water?

Options:
A 236 g
B 272 g
C 219 g
D 254 g

The correct answer is:
219 g

Solution:
Correct Option is : (C)
219 g

Topic: Chemistry, p Block Elements (Group 15, 16, 17 & 18), NEET
What is the mass of Jupiter compared to the Sun, given that Io, one of Jupiter's satellites, has an orbital period of 1.769 days and a radius of orbit of 4.22 × 10^8 m?

Options:
A Approximately one-thousandth
B About one-tenth
C Roughly one-fifth
D Nearly one-hundredth

The correct answer is:
Approximately one-thousandth

Solution:
Correct Option is : (A)
Approximately one-thousandth

Topic: Chemistry, Gravitation, NEET
What is the mass of one mole of a substance in grams called?

Options:
A Atomic mass
B Molecular mass
C Molar mass
D Formula mass

The correct answer is:
Molar mass

Solution:
The mass of one mole of a substance in grams is called its "molar mass."

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the mass of oxygen taken out of the cylinder when its initial volume was 30 liters, initial gauge pressure was 15 atm, initial temperature was 27°C, and it later drops to a gauge pressure of 11 atm and a temperature of 17°C? (Given: R = 8.31 J $~mo{{l}^{-1}}~{{K}^{-1}}$, molecular mass of ${{O}_{2}}$ = 32 u).

Options:
A 64 grams
B 131 grams
C 128 grams
D 152 grams

The correct answer is:
131 grams

Solution:
Correct Option is : (B)
131 grams

Topic: Chemistry, Kinetic Theory of Gases, NEET
What is the mass of sodium acetate (CH3COONa) required to make 500 mL of 0.375 molar aqueous solution? (Molar mass of sodium acetate is 82.0245 g mol–1)

Options:
A 15.34g
B 15.46g
C 15.38g
D 15.40g

The correct answer is:
15.38g

Solution:
Correct Option is : (C)
15.38g

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the mass of the meter stick when a meter stick is balanced on a knife edge at its center, and two coins, each of mass 5 g, are placed one on top of the other at the 12.0 cm mark, resulting in the stick being balanced at 45.0 cm?

Options:
A 122 g
B 66 g
C 33g
D 132g

The correct answer is:
66 g

Solution:
Correct Option is : (B)
66 g

Topic: Chemistry, Rotational Motion, NEET
What is the mass of the planet Mars given that one of its moons, Phobos, has a period of 7 hours and 39 minutes and an orbital radius of 9.4 × 10^3 km?

Options:
A 4.867 × 10^22 kg
B 6.48 × 10^23 kg
C 9.8 × 10^24 kg
D 1.989 × 10^30 kg

The correct answer is:
6.48 × 10^23 kg

Solution:
Correct Option is : (B)
6.48 × 10^23 kg

Topic: Chemistry, Gravitation, NEET
What is the mass of the precipitate formed when 50 mL of 16.9% solution of AgNO3 is mixed with 50 mL of 5.8% NaCl solution?
(Ag = 107.8, N = 14, O = 16, Na = 23, Cl = 35.5)

Options:
A 28 g
B 3.5 g
C 7 g
D 14 g

The correct answer is:
7 g

Solution:
16.9 g AgNO3 is present in 100 mL solution.
∴8.45 g AgNo3 is present in 50 mL solution
5.8 g NaCl is present in 100 mL solution
∴2.9 g NaCl is present in 50 mL solution
Mass of AgCl
=0.049×143.5 g
=7 g AgCl

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET, NEET 2015 (Phase 2)
What is the mass of the sun if the mean orbital radius of the earth around the sun is 1.5 × 10^8 km.

Options:
A 2 × 10^31 kg
B 4 × 10^30 kg
C 2 × 10^30 kg
D 4 × 10^31 kg

The correct answer is:
2 × 10^30 kg

Solution:
Correct Option is : (C)
2 × 10^30 kg

Topic: Chemistry, Gravitation, NEET
What is the mass percent of calcium, phosphorus, and oxygen in calcium phosphate Ca3(PO4)2?

Options:
A 38.71%, 20%, 41.29%
B 20%, 38.71%, 41.29%
C 41.29%, 20%, 38.71%
D 20%, 41.29%, 38.71%

The correct answer is:
38.71%, 20%, 41.29%

Solution:
Correct Option is : (A)
38.71%, 20%, 41.29%

Topic: Chemistry, Some Basic Concepts of Chemistry, NEET
What is the mass ratio of the isotopes of Hydrogen in order of atomic mass?

Options:
A 4:7:6
B 3:5:4
C 2:3:4
D 1:2:3

The correct answer is:
1:2:3

Solution:
Correct Option is : (D)
1:2:3

Topic: Chemistry, Hydrogen, NEET
What is the material used to make condoms, diaphragms, cervical caps and vaults?

Options:
A Rubber
B Latex
C Fabric
D Silicone

The correct answer is:
Rubber

Solution:
Condoms, diaphragms, cervical caps and vaults are made of rubber and are inserted into the female reproductive tract to cover the cervix during coitus, preventing the entry of sperms through the cervix.

Topic: Biology, Reproductive Health, NEET
What is the mathematical expression for exponential growth?

Options:
A Lt = Lₒ + rt
B W1 = Wₒ + ert
C W1 = Wₒ * ert
D Lt = Lₒ * rt

The correct answer is:
W1 = Wₒ + ert

Solution:
The mathematical expression for exponential growth is W1 = Wₒ + ert, where W1 is the final size, W0 is the initial size, r is the growth rate, and t is the time of growth.

Topic: Biology, Plant - Growth and Development, NEET
What is the mathematical expression for the compressibility factor Z?

Options:
A Z = pV/nRT
B Z = pV - nRT
C Z = pV * nRT
D Z = nRT/pV

The correct answer is:
Z = pV/nRT

Solution:
The mathematical expression for the compressibility factor Z, which is Z = pV/nRT.

Topic: Chemistry, States of Matter, NEET
What is the mathematical expression for the energy (E) of a quantum of radiation according to Planck's theory?

Options:
A E = mc2
B E = hν
C E = λ/ν
D E = kT

The correct answer is:
E = hν

Solution:
According to Planck's theory, the mathematical expression for the energy (E) of a quantum of radiation is E = hν, where ν represents frequency.

Topic: Chemistry, Structure of Atom, NEET
What is the mathematical expression of Boyle's law?

Options:
A p ∝ 1/V
B p ∝ V
C p ∝ T
D p ∝ n

The correct answer is:
p ∝ 1/V

Solution:
The mathematical expression for Boyle's law is " p ∝ 1/V ( at constant T and n)."

Topic: Chemistry, States of Matter, NEET
What is the mathematical expression that represents the rate of the reaction in first class of reactions?

Options:
A -d[R]/dt = k[R]
B d[R]/dt = k[R]
C [dR/dt] = k
D [dR/dt] = -k

The correct answer is:
-d[R]/dt = k[R]

Solution:
The rate of the reaction is proportional to the first power of the concentration of the reactant R, which is mathematically represented as -d[R]/dt = k[R].

Topic: Chemistry, Chemical Kinetics, NEET
What is the mathematical operator called in the Schrödinger equation?

Options:
A Kinetic operator
B Potential operator
C Hamiltonian
D Wavefunction

The correct answer is:
Hamiltonian

Solution:
The mathematical operator in the Schrödinger equation is called Hamiltonian.

Topic: Chemistry, Structure of Atom, NEET
What is the mathematical relationship between the concentration of reactants and time in a zero order reaction?

Options:
A Linear
B Exponential
C Quadratic
D Inverse

The correct answer is:
Linear

Solution:
In a zero order reaction, the concentration of reactants decreases linearly with time.

Topic: Chemistry, Chemical Kinetics, NEET
What is the mathematical relationship between the tetrahedral orbital splitting (Dt) and the octahedral field splitting (Do)?

Options:
A Dt = Do
B Dt = 2Do
C Dt = (4/9)Do
D Dt = (9/4)Do

The correct answer is:
Dt = (4/9)Do

Solution:
The relationship between tetrahedral orbital splitting (Dt) and octahedral field splitting (Do) is Dt = (4/9)Do.

Topic: Chemistry, Coordination Compounds, NEET
What is the mathematical relationship described by Boyle's law?

Options:
A p1V1 = p2V2
B p1 = p2
C V1 = V2
D p1 + V1 = p2 + V2

The correct answer is:
p1V1 = p2V2

Solution:
Boyle's law is p1V1 = p2V2, which represents the relationship between initial and final pressures and volumes.

Topic: Chemistry, States of Matter, NEET
What is the mathematical representation of Avogadro's law, indicating the relationship between volume (V) and the number of moles (n) of gas?

Options:
A V/n = constant
B V - n = constant
C V + n = constant
D V * n = constant

The correct answer is:
V/n = constant

Solution:
Avogadro's law can be mathematically represented as V/n = constant, where "n" is the number of moles of the gas.

Topic: Chemistry, States of Matter, NEET
What is the mathematical representation of Dalton's law of partial pressure?

Options:
A pTotal = p1 + p2 + p3
B pTotal = p1 - p2 - p3
C pTotal = p1 × p2 × p3
D pTotal = p1 / p2 / p3

The correct answer is:
pTotal = p1 + p2 + p3

Solution:
The mathematical representation of Dalton's law of partial pressure is pTotal = p1 + p2 + p3, where pTotal is the total pressure and p1, p2, p3, etc. are the partial pressures of gases.

Topic: Chemistry, States of Matter, NEET
What is the matrix most commonly used in gel electrophoresis?

Options:
A Ethidium bromide
B DNA ligase
C Agarose
D Sticky ends

The correct answer is:
Agarose

Solution:
The most commonly used matrix in gel electrophoresis is agarose, which is a

Topic: Biology, Biotechnology - Principles and Processes, NEET
What is the maximum allowable limit of nitrate in drinking water to prevent health risks?

Options:
A 30 ppm
B 50 ppm
C 75 ppm
D 100 ppm

The correct answer is:
50 ppm

Solution:
The maximum limit of nitrate in drinking water to avoid health risks, particularly methemoglobinemia or 'blue baby' syndrome, is 50 ppm.

Topic: Chemistry, Environmental Chemistry, NEET
What is the maximum amount of ice that can melt when a copper block of mass 2.5 kg, heated in a furnace to a temperature of 500°C, is placed on a large ice block? (Specific heat of copper = 0.39 J${{g}^{-1}}$ ${{K}^{-1}}$; heat of fusion of water = 335 J ${{g}^{-1}}$ ).

Options:
A 2.34 kg
B 1.97 kg
C 1.45 kg
D 2.36 kg

The correct answer is:
1.45 kg

Solution:
Correct Option is : (C)
1.45 kg

Topic: Chemistry, Thermal Properties of Matter, NEET
What is the maximum amount of impurities allowed in domestic sewage?

Options:
A 0.1%
B 1%
C 5%
D 10%

The correct answer is:
0.1%

Solution:
A mere 0.1% impurities make domestic sewage unfit for human use.

Topic: Biology, Environmental Issues, NEET
What is the maximum amount of oxygen that can be carried by each haemoglobin molecule?

Options:
A 1 molecule of oxygen
B 2 molecules of oxygen
C 3 molecules of oxygen
D 4 molecules of oxygen

The correct answer is:
4 molecules of oxygen

Solution:
Each haemoglobin molecule can carry a maximum of four molecules of oxygen, when conditions are favorable for the formation of oxyhaemoglobin, such as high pO₂, low pCO₂, lesser H⁺ concentration, and lower temperature.

Topic: Biology, Breathing and Exchange of Gases, NEET
What is the maximum compression of each steel cube (each having a mass of 50g and a side of 1cm) when they collide head-on face to face with a speed of 10cm/s each, considering Young's modulus for steel as Y = 2 × 1011N/m2?

Options:
A 1.58 × 10-7m
B 2.47 × 10-7m
C 3.65 × 10-7m
D 4.89 × 10-7m

The correct answer is:
1.58 × 10-7m

Solution:
Correct Option is : (A)
1.58 × 10-7m

Topic: Chemistry, Work Power Energy, NEET
What is the maximum compression of the spring in a simulation where a 1000 kg car, moving at a speed of 18.0 km/h on a smooth road, collides with a horizontally mounted spring of spring constant 5.25 × 10^3 N/m?

Options:
A 1..1 m
B 2 m
C 5.13 m
D 6384 m

The correct answer is:
2 m

Solution:
Correct Option is : (B)
2 m

Topic: Chemistry, Work Power Energy, NEET
What is the maximum concentration of dissolved oxygen (DO) that water can hold in cold water?

Options:
A 50 ppm
B 100 ppm
C 10 ppm
D 1,000 ppm

The correct answer is:
10 ppm

Solution:
In cold water, the maximum concentration of dissolved oxygen (DO) that water can hold is up to 10 ppm.

Topic: Chemistry, Environmental Chemistry, NEET
What is the maximum concentration of equimolar solutions of ferrous sulphate and sodium sulphide so that when mixed in equal volumes, there is no precipitation of iron sulphide? (For iron sulphide, Ksp = 6.3 × 10-18).

Options:
A 5.0 × 10-9M
B 3.8 × 10-10M
C 1.9 × 10-10M
D 9.5 × 10-10M

The correct answer is:
5.0 × 10-9M

Solution:
Correct Option is : (A)
5.0 × 10-9M

Topic: Chemistry, Ionic Equilibrium, NEET
What is the maximum covalence for the second period elements of p-groups?

Options:
A Four
B Six
C Eight
D Ten

The correct answer is:
Four

Solution:
The second period elements of p-groups, starting from boron, are restricted to a maximum covalence of four.

Topic: Chemistry, p Block Elements (Group 13 & 14), NEET
What is the maximum covalency of the first member of each group?

Options:
A 2
B 4
C 6
D 9

The correct answer is:
4

Solution:
The maximum covalency of the first member of each group is 4.

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What is the maximum covalency of the second member of the groups?

Options:
A 2
B 4
C 6
D 9

The correct answer is:
9

Solution:
The second member of the groups have nine valence orbitals (3s, 3p, 3d).

Topic: Chemistry, Classification of Elements and Periodicity in Properties, NEET
What is the maximum current that can be drawn from a car's storage battery with an emf of 12 V and an internal resistance of 0.4 ohms?

Options:
A 30 A
B 24 A
C 15 A
D 10 A

The correct answer is:
30 A

Solution:
Correct Option is : (A)
30 A

Topic: Chemistry, Current Electricity, NEET
What is the maximum distance from the Earth's surface that a rocket, fired vertically with a speed of 5 km/s, can reach before returning to Earth?(Mass of the earth = 6.0 × 1024 kg; mean radius of the earth = 6.4 × 106 m; G = 6.67 × 10–11 N m2 kg–2)

Options:
A 5.0 × 10^3 m
B 2.5 × 10^6 m
C 8.0 × 10^6 m
D 7.5 × 10^6 m

The correct answer is:
8.0 × 10^6 m

Solution:
Correct Option is : (C)
8.0 × 10^6 m

Topic: Chemistry, Gravitation, NEET
What is the maximum frequency of X-rays produced by 30 kV electrons?

Options:
A 7.24 × 1018Hz
B 6.32 × 1018Hz
C 8.15 × 1018Hz
D 5.47 × 1018Hz

The correct answer is:
7.24 × 1018Hz

Solution:
Correct Option is : (A)
7.24 × 1018Hz

Topic: Chemistry, Dual Nature of Matter, NEET
What is the maximum height above the ground that a cricketer can achieve when throwing a ball to a maximum horizontal distance of 100 m?

Options:
A 0 m
B 25 m
C 50 m
D 100 m

The correct answer is:
50 m

Solution:
Correct Option is : (C)
50 m

Topic: Chemistry, Motion In Two Dimensions, NEET
What is the maximum height reached by a cricket ball thrown at a speed of 28 m/s in a direction 30° above the horizontal?

Options:
A 14 m
B 24 m
C 7 m
D 10 m

The correct answer is:
10 m

Solution:
Correct Option is : (D)
10 m

Topic: Chemistry, Motion In Two Dimensions, NEET
What is the maximum height that the forces generated by transpiration can lift a xylem sized column of water?

Options:
A 130 metres
B 100 metres
C 80 metres
D 150 metres

The correct answer is:
130 metres

Solution:
Measurements reveal that the forces generated by transpiration can create pressures sufficient to lift a xylem sized column of water over 130 metres high.

Topic: Biology, Transport in Plants, NEET
What is the maximum horizontal distance a ball, thrown with a speed of 40 m/s, can travel in a long hall with a 25 m high ceiling before hitting the ceiling?

Options:
A 150 m
B 200 m
C 250 m
D 500 m

The correct answer is:
150 m

Solution:
Correct Option is : (A)
150 m

Topic: Chemistry, Motion In Two Dimensions, NEET
What is the maximum kinetic energy of photoelectrons emitted in a certain experiment where the photoelectric cut-off voltage is 1.5 V?

Options:
A 1.5 J
B 1.5 eV
C 1.5 keV
D 1.5 MeV

The correct answer is:
1.5 eV

Solution:
Correct Option is : (B)
1.5 eV

Topic: Chemistry, Dual Nature of Matter, NEET
What is the maximum kinetic energy of the emitted electrons when light of frequency 6 × 1014Hz is incident on the caesium metal surface with a work function of 2.14 eV?

Options:
A 0.34 eV
B 1.80 eV
C 2.48 eV
D 3.02 eV

The correct answer is:
0.34 eV

Solution:
Correct Option is : (A)
0.34 eV

Topic: Chemistry, Dual Nature of Matter, NEET