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Question 15

A machine requires 1000J of work to raise a load of 500N through a vertical distance of 1.5m. Calculate the efficiency of the machine.

  • A.80%
  • B.75%
  • C.50%
  • D.33%
Objective

Question details

Exam body
UNN
Subject
Physics
Year
2017/2018
Question no.
#15
Type
Objective
Previous · Q14I. Its velocity is constant II. No work is done on the body III. It has constant…

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