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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
The wheel of a flagpole
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उत्तर
The wheel of a flagpole – A pulley
संबंधित प्रश्न
What do you understand by a machine?
Answer the following.
What is a machine?
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
Give scientific reason for the following:
Passengers in a bus are pushed backward when it starts suddenly.
Can a simple machine act as a force multiplier and a speed multiplier at the same time?
Define mechanical advantage (M.A.) of the machine.
Give an example of the following use of a machine to change the point of application of the force.
Give an example of the following use of a machine to change the direction of force.
Identify and mention the types of simple machines.
 |
 |
 |
| ______ | ______ | _______ |
 |
 |
 |
| ______ | ______ | ______ |
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
