A mass of 20 kg moving with a speed of 10m/s collides with another sta – McqOptions

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1.	A mass of 20 kg moving with a speed of 10m/s collides with another stationary mass of \[5kg.\] As a result of the collision, the two masses stick together. The kinetic energy of the composite mass will be [MP PMT 2000]
A.	600 Joule
B.	800 Joule
C.	1000 Joule
D.	1200 Joule
Answer» C. 1000 Joule

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