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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
A crane
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उत्तर
A crane – A pulley
संबंधित प्रश्न
Name six simple machines. Give an example of each machine.
Can a machine have an efficiency of 100%? Give a reason to support your answer.
What care would you take to increase the life span of a machine which you use?
Answer the following.
What do you understand by a complex machine?
What is an ideal machine?
Give scientific reason for the following:
Passengers in a bus are pushed backward when it starts suddenly.
Write an expression to show the relationship between mechanical advantage, velocity ratio, and efficiency for a simple machine.
Establish a relationship between efficiency, M.A., and V.R.
Classify the following as a lever, a pulley and an inclined plane:
An axe
Name some simple machines.
