Question
A 200 kg piano is suspended by a rope from a high building. (Assume the mass of the rope is zero).
a. What is the weight of the piano?
b. What is the tension of the rope?
c. The piano is now hoisted up with an initial acceleration of 1 m/s. What is the minimum value of the breaking stain of a rope capable of supporting the piano now?
a. What is the weight of the piano?
b. What is the tension of the rope?
c. The piano is now hoisted up with an initial acceleration of 1 m/s. What is the minimum value of the breaking stain of a rope capable of supporting the piano now?
Answers
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