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WB JEE 2017
MCQ (Single Correct Answer)
+2
-0.5
A bullet of mass 4.2 $$ \times $$ 10$$-$$2 kg, moving at a speed of 300 ms$$-$$1, gets stuck into a block with a mass 9 times that of the bullet. If the block is free to move without any kind of friction, the heat generated in the process will be
Questions Asked from Work Power & Energy (MCQ (Single Correct Answer))
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