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Question 30252
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Laws of Motion and Friction: Tension in Lift Rope MCQ

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Tension in Lift RopeMediumQuestion 30252

Question

A 1000 kg elevator accelerates upward at 1 m/s². The tension in the lift cable is: (g = 10 m/s²)
  1. A
    9000 N
  2. B
    10000 N
  3. C
    11000 N
    Correct
  4. D
    1000 N

Correct answer

11000 N

Explanation

T − mg = ma → T = m(g+a) = 1000(10+1) = 11000 N.

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