M

Mr. Dubey • 52.30K Points
Coach 

Q. Which of the following is used as indication instrument in a liquid expansion system?

(A) bellows
(B) bourdon tube
(C) ammeter
(D) thermometer
Correct : Option (B)

Explanation: 
 bourdon tube converts pressure into displacement and in liquid expansion systems output expansion pressure is applied to bourdon tube for indication.

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