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What is the angle of one surface of squaring head to the scale in combination set?

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What is the angle of one surface of squaring head to the scale in combination set?

(a) 105 degree

(b) 60 degree

(c) 75 degree

(d) 90 degree

This question was posed to me in my homework.

This interesting question is from Combination Set topic in chapter Linear Measurements of Engineering Metrology

1 Answer

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Best answer
Correct choice is (d) 90 degree

Explanation: One surface of the squaring head is always at 90 degrees to the scale which is adjustable by a locking bolt and nut arrangement. There is a heavy scale in combination set which is grooved along its length.

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