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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
A wedge
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उत्तर
A wedge – An inclined plane
संबंधित प्रश्न
Answer the following.
What is a machine?
Answer the following.
What do you understand by a complex machine?
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.
Why is a machine not 100% efficient?
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?
Classify the following as a lever, a pulley and an inclined plane:
A knife
What is a lever?
A pair of scissors is a _____ multiplier.
