1.

A body falls freely for 10 sec Its average velocity during this journey ( take = 10ms^(-2))

Answer»

`100MS^(-1)`
`10ms^(-1)`
`50ms^(-1)`
`5ms^(-1)`

Solution :AVERAGE velocity = `("TOTAL distance")/("total time TAKEN")=(1)/(2)g t^(2)//t=50ms^(-1)`


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