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प्रश्न
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
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उत्तर
| L | E | V | E | R |
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संबंधित प्रश्न
State whether the following statement is True or False.
A boy does work while pushing a wall.
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.
What is the principle on which a machine works?
What is the efficiency of an ideal machine?
Establish a relationship between efficiency, M.A., and V.R.
A simple machine enables us to lift a load of 10,000 N by the application of an effort of 500 N. However, when the point of application of the effort moves through 2.5 m, the load gets raised through 10 cm only. What are the values of the:
(i) M.A.
(ii) V.R. and
(iii) Efficiency of the machine?
Classify the following as a lever, a pulley and an inclined plane:
Nutcrackers
Classify the following as a lever, a pulley and an inclined plane:
A knife
Which machine will you use to do the following work? Write their type.
To lift bricks to the top of a tall building.
Name some simple machines.
