A) What will a spring scale read for the weight of a 69.0-kg woman in an elevato

Question

A) What will a spring scale read for the weight of a 69.0-kg woman in an elevator that moves upward with constant speed of 6.0 m/s ?

B) What will a spring scale read for the weight of a 69.0-kg woman in an elevator that moves downward with constant speed of 6.0 m/s ?

C) What will a spring scale read for the weight of a 69.0-kg woman in an elevator that moves upward with acceleration of 0.25 g?

D) What will a spring scale read for the weight of a 69.0-kg woman in an elevator that moves downward with acceleration of 0.25 g?

E) What will a spring scale read for the weight of a 69.0-kg woman in an elevator that is in free fall?

Explanation / Answer

A) 69 Kg
B) 69 Kg
C) 69*1.25 = 86.25 Kg
D) 69*0.75= 51.75 Kg
E) Zero

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