Question

a metal metre scale gives correct measurement at 0degree celsius.it is generally used at a temperature of 40degree celsius.the correction to be made for every metre is​

Answer 1

The correction to be made for the metre scale is equal to 40c, where c is the heat capacity of the material of the scale

• Explanation:
• there will be in correct measurement of the metre scale due to the expansion of the metre scale. This is because the the major scale is composed of substance which like any other substance expands on heat.

• Latest consider the heat capacity of the object to be  c
• Hence at change of 40 degree the change in the length is equal to 40c

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Define molar specific heat capacity at constant volume and at ...

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