Question

In a bouncing ball game a ball of mass m slides down from rest smoothly from

a top position(T1) of height 16 m as shown. After moving for 100 m on the flat

bottom, the ball again rises up the another position (T2) at a height 10 m. Find

the speed of the bouncing ball when it reaches the top of the position (T2).

( Assume g= 2 10ms− )

(a) 120 1

ms− (b) 210 1

ms− (c) 240 1

ms− (D) 420 1l​

Answer 1

Answer:

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