A box of mass m hangs by a stringfrom the ceiling of an elevator that is acceleratingupward.
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Question:
A box of mass m hangs by a stringfrom the ceiling of an elevator that is acceleratingupward.
1)Which of the following bestdescribes the tension T in the string?
T < mg
T = mg
T > mg
2) A block sits at rest on a horizontal frictionless surface.Which of the follwoing sketches most closely resembles the correctfree body diagram for all forces acting on the block. Each redarrow represents a force.
A,B,C, or D?
3)Briefly describe the forces represented by each of the arrowsin your choice for the above question.
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