Give an example for each of the following use of a machine: (i) To ch

1.	Give an example for each of the following use of a machine: (i) To change the point of application of the force: (ii) To obtain gain in force. (iii) To change the direction of force.
Answer» (i) Rotating the wheel of a cycle by applying force on the paddle with the help of chain. (ii) Lifting a car with a jack. (iii) Lifting a bucket full of water from the well using a single fixed pulley

Give an example for each of the following use of a machine: (i) To change the point of application of the force: (ii) To obtain gain in force. (iii) To change the direction of force.

Answer»

(i) Rotating the wheel of a cycle by applying force on the paddle with the help of chain.

(ii) Lifting a car with a jack.

(iii) Lifting a bucket full of water from the well using a single fixed pulley

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Give an example for each of the following use of a machine: (i) To change the point of application of the force: (ii) To obtain gain in force. (iii) To change the direction of force.

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