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प्रश्न
What is the principle on which a machine works?
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उत्तर
Principle of a Machine: The work output of a machine is equal to the work input.
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संबंधित प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
show a nut cracker In the diagram, mark the position of the fulcrum F and the line of action of load L and effort E .
Define simple machine.
(i) Calculate the mechanical advantage of the lever shown in the figure.
(ii) How do you define the mechanical advantage of a machine?
Classify the following as a lever, a pulley and an inclined plane:
A slide
Classify the following as a lever, a pulley and an inclined plane:
A crane
Classify the following as a lever, a pulley and an inclined plane:
A knife
Why is this so machines have to be maintained?
Name some simple machines.
Simple machines usually exchange a larger force to move a heavy object.
