An electric heater consists of 10m long nichrome wire of `2.5xx10^(-6)m^(2)` corss-sectional area.
Channel: Doubtnut
Date: 10/11/2021

An electric heater consists of 10m long nichrome wire of `2.5xx10^(-6)m^(2)` corss-sectional area. Calculate the wattage of the heater, when the potential difference across the heater is 200V. Given that the resistivity of nichorme `=1.1xx10^(-6)Omega`m.