Question 3.6

Q 3.6: A boy places a fire cracker of negligible mass in an empty can of 40g mass. He plugs the end with a wooden block of mass 200g. After igniting the fire cracker, he throws the can straight up. It explodes at the top of its path. If the block shoots out with a speed of 3m/s, how fast will the can be going?
chapter-three-question-6


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