1.

When an empty lift is moving down with an acceleration of (g)/(4)ms^(-2), the tension in the cable is 9000 N. When the lift is moving up with an acceleration of (g)/(3)ms^(-2), the tension in the cable is,

Answer»

16,000 N
18,000 N
12,000 N
15,000 N

ANSWER :A


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