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प्रश्न
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the first order.
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उत्तर
The fulcrum in the centre, the load on one side and the effort on the other side make a lever of the first order.
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?
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
State if the following statement is true or false. Correct the statement if it is false.
Work done by a machine is always more than the work done on a machine.
Give a reason for the following.
Machines are able to make our work convenient.
What do you understand by a simple machine?
What is an inclined plane?
Write an expression for the mechanical advantage of an inclined plane in terms of its length I and vertical height h.
Give an example where a machine is used to obtain gain in speed.
