1.

Assertion :when a springs of force constatn k is cut into two equal halves , the force cosntant of each half become K//2 Reasion : when an elastic springs is elongated by length x work done is (1)/(2)kx^(2)

Answer»

If the assertion and reason are CORRECT and reason is a correct EXPLANATION of the assertion
If both assertion and reason are correct but reason is not the correct explanation of assertion
If assertion is correct but reason is incorrect
If both assertion and reason are incorrect

Answer :A


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