What is the speed of the entangled mass right

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Reference no: EM13649973

A 1 ,000-kg car travelling initially with a speed of 20 m/scrashes into the rear end of an 8,000 kg truck moving in the same direction at 15m/s. The car and truck become entangled after the collision and movetogether.

(a) What is the speed of the entangled mass right after the collision?

(b) How much mechanical energy is lost in the collision?

Reference no: EM13649973

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