Assertion: In the sytem shown in figure spring is first stretched then left to oscillate. At some instant kinetic energy of mass m is K. At the same instant kinetic energy of mass 2m should be K/2. Reason: Their linear momenta are equal and opposite and K=(p^2)/(2m) or K=1/m.

Assertion: In the sytem shown in figure spring is first stretched then

1.	Assertion: In the sytem shown in figure spring is first stretched then left to oscillate. At some instant kinetic energy of mass m is K. At the same instant kinetic energy of mass 2m should be K/2. Reason: Their linear momenta are equal and opposite and K=(p^2)/(2m) or K=1/m.
Answer» (a) If both Assertion and Reason are TRUE and the Reason is correct EXPLANATION of the Assertion. (B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (c) If Assertion is true, but the Reason is false. (d) If Assertion is false but the Reason is true. Answer :A