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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
Nutcrackers
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उत्तर
Nutcrackers – A lever
संबंधित प्रश्न
Fill in the blank:
The useful work done by an actual machine is always ............ than the work done on the machine.
Select the correct alternative:
For an ideal machine, the efficiency is
The correct relationship between the mechanical advantage (M.A.), the velocity ratio (V.R.) and the efficiency (n) is ______.
What is the relationship between the mechanical advantage and the velocity ratio for:
(i) An ideal machine,
(ii) A practical machine.
Classify the following as a lever, a pulley and an inclined plane:
A needle
Classify the following as a lever, a pulley and an inclined plane:
Scissors
Classify the following as a lever, a pulley and an inclined plane:
A crane
Which machine will you use to do the following work? Write their type.
To hold a papad for roasting it.
What is meant by simple machines?
Simple machines makes work easier by trading ______ for force.
