Question

4 points
The height and width of each step of a stai case are 20 cm and 30 cm respectively. A bal rolls off the
top of a stair with a velocity V' and hits the fifth step. The magnitude of V is (g = 10ms)
1) 1.5v5 m/s 2) 3/5ms -1
3) 7.5ms?
4) 1.5m-
1
2
3
4​

Answer 1

Answer:

7.5ms

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