Question

Q-A bullet of 10 g strikes a sand-bag at a speed of 103 m/s and gets embedded after travelling 5 cm. Calculate the time taken by the bullet to come to rest -
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Answer 1

Answer:

Explanation:

v

2

=u

2

+2as

0=(10

3

)

2

+2×a×(5×10

−2

)

a=−10

7

m/s

2

v=u+at

0=10

3

−10

7

×t

t=10

−4

s