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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
State whether the following statement is True or False.
A machine performs work by itself.
Select the correct alternative:
For an ideal machine, the efficiency is
Answer the following.
What is a machine?
What is an ideal machine?
Can a simple machine act as a force multiplier and a speed multiplier at the same time?
A uniform metre scale is kept in equilibrium when supported at the 60 cm mark and a mass M is suspended from the 90 cm mark as shown in the figure. State with reasons, whether the weight of the scale is greater than, less than or equal to the weight of mass M.
Identify and mention the types of simple machines.
 |
 |
 |
| ______ | ______ | _______ |
 |
 |
 |
| ______ | ______ | ______ |
______ help us to make work easier.
Rearrange the letters and find out the name of the tool.
R L E V E
| ______ | ______ | ______ | ______ |
Simple machines makes work easier by trading ______ for force.
