Exam Category
Mechanics
Showing 834 questions & PYQs organized by topics.
Mechanics
Mechanics
10 Topics
01
A machine uses 400 N effort to lift a 1000 N load….
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02
A machine has MA = 4 and efficiency = 80%. Its velocity…
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03
A 500 N load is lifted by an effort of 250 N….
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04
Which machine would be most appropriate for raising a heavy object to…
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05
If friction in a machine increases while load and useful output remain…
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06
Which statement correctly compares mechanical advantage and efficiency?
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07
A 100 N effort moves through 6 m and lifts a 300…
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08
A machine is used to move a load faster rather than to…
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09
A machine has MA = 0.5. Which statement is correct?
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10
Why can a machine with MA less than 1 still be useful?
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