Question

2. State three factors on which the linear
expansion of a metal rod on heating depends.

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Answer 1

Answer:

1. Length of rod L. Increase in length is directly proportional to the original length.
2. Temperature of the rod. It is directly proportional to the increase in temperature.
3. Nature of material of rod.

Answer 2

ANSWER

Factors on which increase in length of a rod depend when heated are :

(1) Length of rod L. Increase in length is directly proportional to original length.

(2) Temperature of rod. It is directly proportional to increase in temperature.

(3) Nature of material of rod.