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Measuring Temperature

To measure hi...

Question

To measure high temperatures $> 2500^{o} C$ , we use

A

constant volume gas thermometer

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B

thermocouple

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C

resistance thermometer

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D

pyrometer

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Solution

The correct option is A pyrometer
Pyrometer can measure temperature ranging from $50^{\circ} C t o 4000^{\circ} C$
All other measuring devices are used for temperatures below $2500^{\circ} C$
Hence, Option D is correct

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