Exam preparation MCQs with answers

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In actual machines______________?
  • (A)  mechanical advantage is greater than velocity ratio
  • (B)  mechanical advantage is equal to velocity ratio
  • (C)  mechanical advantage is less than velocity ratio
  • (D)  mechanical advantage is unity
  • (E)  none of the above
In ideal machines________________?
  • (A)  mechanical advantage is greater than velocity ratio
  • (B)  mechanical advantage is equal to velocity ratio
  • (C)  mechanical advantage is less than velocity ratio
  • (D)  mechanical advantage is unity
  • (E)  none of the above.