First slide

Different question variety formed

Question

A bullet fired into a target loses half of its velocity after penetrating 36 cm. Further distance covered by it before coming to rest will be

Easy

A

18 cm
B

24 cm
C

12 cm
D

30 cm

Solution

Further distance before stopping $= \frac{S}{(n^{2} - 1)},$
Here S = 36 cm, n = 2.

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