Which of the following is not an example of a machine used as a force multiplier? </br>(a) A jack used to lift a car. </br>(b) A single fixed pulley used to lift a bucket of water from a well. </br>(c) A bar used to lift a heavy stone. </br>(d) A wheel barrow used to carry a load.

Question

Which of the following is not an example of a machine used as a force multiplier?
(a) A jack used to lift a car.
(b) A single fixed pulley used to lift a bucket of water from a well.
(c) A bar used to lift a heavy stone.
(d) A wheel barrow used to carry a load.

May 5, 2024

Answer

(b) A single fixed Pulley used to lift a bucket of water from a well.

Reason — When a single fixed pulley is used to lift a bucket of water from a well, it only changes the direction of the force required to lift the bucket.

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Question

Which of the following is not an example of a machine used as a force multiplier? (a) A jack used to lift a car. (b) A single fixed pulley used to lift a bucket of water from a well. (c) A bar used to lift a heavy stone. (d) A wheel barrow used to carry a load.

Answer

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Flash Education

Which of the following is not an example of a machine used as a force multiplier?
(a) A jack used to lift a car.
(b) A single fixed pulley used to lift a bucket of water from a well.
(c) A bar used to lift a heavy stone.
(d) A wheel barrow used to carry a load.