M

Mr. Dubey • 52.30K Points
Coach 

Q. What is the accuracy of master angle gauges?

(A) 0.1 sec
(B) 1 sec
(C) 0.25 sec
(D) 3 sec
Correct : Option (C)

Explanation: 
 master angle gauges are laboratory standard and most expensive of all. they measure the angle with an accuracy of

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