The final velocity of a particle falling freely under gravity is given by v^2-u^2=2gx where x is the distance covered if v=18kmph,g=1000cm s^-2 , x=120cm then u is (n ms^-1) A 2.4 B 1.2C 1 D 0.1

The final velocity of a particle falling freely under gravity is given

1.	The final velocity of a particle falling freely under gravity is given by v^2-u^2=2gx where x is the distance covered if v=18kmph,g=1000cm s^-2 , x=120cm then u is (n ms^-1) A 2.4 B 1.2C 1 D 0.1
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The final velocity of a particle falling freely under gravity is given by v^2-u^2=2gx where x is the distance covered if v=18kmph,g=1000cm s^-2 , x=120cm then u is (n ms^-1) A 2.4 B 1.2C 1 D 0.1​

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The final velocity of a particle falling freely under gravity is given by v^2-u^2=2gx where x is the distance covered if v=18kmph,g=1000cm s^-2 , x=120cm then u is (n ms^-1) A 2.4 B 1.2C 1 D 0.1