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April 20, 2014

Homework Help: Physics

Posted by Anonymous on Wednesday, February 8, 2012 at 2:38pm.

While an elevator of mass 2681 kg moves upward, the tension in the cable is 29.4 kN.

(a) What is the acceleration of the elevator?

(b) If at some point in the motion the velocity of the elevator is 1.04 m/s upward, what is the elevator's velocity 3.96 s later?

Please helppp and explain because I keep getting it wrong!!! Thnks

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