Answer:
Refer
to text on page 217.
Given m = 10 g = 0.01 kg, u = 103 m/s, v = 0,
s = 5 cm = 0.05 m
(i) (1)
Force applied by the bullet
F =ma
= 0.01 x - 107
(Negative sign shows
against the direction of motion) (1)
The resistive force exerted by the sand on the bullet
(ii) Time taken by bullet to come to rest
(1)
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