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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
A knife
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उत्तर
A knife – An inclined plane
संबंधित प्रश्न
State whether the following statement is True or False.
In an ideal machine, work done on load is equal to the work done by effort.
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
Write an expression for the mechanical advantage of an inclined plane in terms of its length I and vertical height h.
What is an ideal machine?
Give an example of the following uses of a machine:
to obtain gain in speed
Define Velocity Ratio
Define mechanical advantage (M.A.) of the machine.
What is the relationship between the mechanical advantage and the velocity ratio for:
(i) An ideal machine,
(ii) A practical machine.
What is a lever?
Simple machines usually exchange a larger force to move a heavy object.
