Which of the following statement is wrong for thermocouple measuring instruments?

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Mr. Dubey

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📊 Mechanical Measurements

Q. Which of the following statement is wrong for thermocouple measuring instruments?

(A) They read average values
(B) When calibrated on dc they cannot be used for ac signals
(C) They cannot take overheads
(D) Their calibration dies not change with time or temperature

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✅ Correct Answer: (B) When calibrated on dc they cannot be used for ac signals

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