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प्रश्न
Identify and mention the types of simple machines.
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| ______ | ______ | _______ |
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| ______ | ______ | ______ |
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उत्तर
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| Wedge | Inclined plan | Lever |
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| Wheel and axle | Pulley | Screw |
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संबंधित प्रश्न
What do you understand by a simple machine?
What is the purpose of a jack in lifting a car by it?
Write an expression for the mechanical advantage of an inclined plane in terms of its length I and vertical height h.
Can a machine be 100% efficient?
Give an example of the following uses of a machine:
to obtain gain in speed
Comment on the statement ‘The mechanical advantage of a machine is greater than 1’. Give an example of a lever mechanical advantage is:
(i) greater than 1.
(ii) Equal to 1.
Give an example of the following use of a machine to obtain gain in force.
Classify the following as a lever, a pulley and an inclined plane:
An opener
Classify the following as a lever, a pulley and an inclined plane:
A crane
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
