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प्रश्न
What is meant by simple machines?
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उत्तर
Machines that have only one or two parts are called simple machines. Their structure is easy to understand and use. Examples include the nail cutter, bottle opener, and wheel used to push loads, etc.
संबंधित प्रश्न
A machine is 75% efficient’. What do you understand by this statement?
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
The correct relationship between the mechanical advantage (M.A.), the velocity ratio (V.R.) and the efficiency (n) is ______.
Define Efficiency
Give an example where a machine is used to obtain gain in speed.
How does a machine work?
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:
A needle
What is a lever?
The idea of a simple machine originated with the Greek philosopher Archimedes.
