Question

Name the Principle which is used in thermometer
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Answer 1

Explanation:

The principal used in any thermometer is expansion and contraction of liquid, i.e. mercury, according to the increase and decrease in temperature. When the temperature of body increases then mercury expands while when temperature of body decreases mercury contracts. The thermometer us labelled in any particular scale.

Answer 2

Answer:

⇒The principle used in any thermometer is expansion & contraction of liquid.

⇒ Example: Mercury - According to the increase & decrease in temperature. When the temperature of body increases then mercury expands while when temperature of body decreases mercury contracts.

Explanation:

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