1
JEE Advanced 2013 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1

A pulse of light of duration 100 ns is absorbed completely by a small object initially at rest. Power of the pulse is 30 mW and the speed of light is 3 $$\times$$ 108 ms$$-$$1. The final momentum of the object is

A
0.3 $$\times$$ 10$$-$$17 kg-ms$$-$$1
B
1.0 $$\times$$ 10$$-$$17 kg-ms$$-$$1
C
3.0 $$\times$$ 10$$-$$17 kg-ms$$-$$1
D
9.0 $$\times$$ 10$$-$$17 kg-ms$$-$$1
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