Prithvi missile is fired to destroy an enemy military base situated on same horizonta
Channel: Doubtnut
Date: 2020-02-02

Prithvi missile is fired to destroy an enemy military base situated on same horizontal level, situated 99 km away. The missile rises vertically for 1 km & then for remainder of flight, it followes parbolic path like a free body under earth\'s gravity, at an angle of `45^(@)`. Calculate its velocity at beginning of parabolic path. `(g=10 ms^(-2))`