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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
Can a machine have an efficiency of 100%? Give a reason to support your answer.
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
Define simple machine.
What is the efficiency of a machine?
Establish a relationship between efficiency, M.A., and V.R.
A simple machine enables us to lift a load of 10,000 N by the application of an effort of 500 N. However, when the point of application of the effort moves through 2.5 m, the load gets raised through 10 cm only. What are the values of the:
(i) M.A.
(ii) V.R. and
(iii) Efficiency of the machine?
Which machine will you use to do the following work? Write their type.
To remove the lid of a tin.
Which machine will you use to do the following work? Write their type.
To lift bricks to the top of a tall building.
The idea of a simple machine originated with the Greek philosopher Archimedes.
Simple machines makes work easier by trading ______ for force.
