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प्रश्न
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the second order.
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उत्तर
The load in the centre, the fulcrum on one side and the effort on the other side make a lever of the second order.
संबंधित प्रश्न
Fill in the blank:
The useful work done by an actual machine is always ............ than the work done on the machine.
What do you understand by a machine?
Why is a machine not 100% efficient?
Derive the relationship between mechanical advantage, velocity ratio and efficiency of a machine.
Give two examples of inclined plane where it is used to raise a heavy load with less effort ?
Give an example of the following uses of a machine:
to obtain gain in speed
What is the efficiency of a machine?
Classify the following as a lever, a pulley and an inclined plane:
A crane
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the first order.
Which machine will you use to do the following work? Write their type.
To lift bricks to the top of a tall building.
