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Solution 10.1c

From Mechanics

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Image:10.1.gif

Here T is the tension in the cable and a is the acceleration of the packet.

The acceleration is in the opposite direction to the motion.This means mathematically the acceleration is negative, a=−0.1 ms-2

Applying Newton's second law

 : Resultant Force=T−3009.81=ma=300(−0.1)T=−30+29432910 N

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