1.

Statement 1 refers assertion and statement 2 referes reason in the following question. Statement 1: A stone is tied to a string is whirled in a circle with uniform velocity. If the string suddely breaks, the angular momentum of the stone becomes zero. Statement 2: The torque acting on the stone equals the rate of change of angular momentum. Which one of the following statements is correct?

Answer»

Statement 1 and 2 are true and statement 2 is a correct explanation for statement 1.
Statements 1 and 2 are true and statement 2 is not a correct explanation for statement 1.
Statement 1 is true and statement 2 is false.
Statement 1 is false and statement 2 is true.

Solution :No external TORQUE acts on the stone. Hence, EVEN after the string BRINGS, the angular momentum will REMAIN UNCHANGED.


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