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What is the accuracy of master angle gauges?

(a) 0.1 sec

(b) 1 sec

(c) 0.25 sec

(d) 3 sec

I had been asked this question in examination.

This intriguing question comes from Angle Gauges topic in portion Linear Measurements of Engineering Metrology

1 Answer

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Best answer
Right option is (c) 0.25 sec

The best explanation: Master Angle gauges are laboratory standard and most expensive of all. They measure the angle with an accuracy of 0.25 sec.

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