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Question 36

A machine with a velocity ratio of 6 requires 800J of work to raise a load of 640N through a vertical distance of 1m. Find the efficiency of the machine

  • A.20%
  • B.64%
  • C.80%
  • D.75%
Objective

Question details

Exam body
UNIBEN
Subject
General Paper
Year
2010/2011
Question no.
#36
Type
Objective
Previous · Q35Which of the following properties of radiations from radioactive substances is… Next · Q37 Which of the following is NOT True about mercury as a thermometric liquid

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