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One question per day; no prize for correct answers, it’s mainly for entertainment

2019-12-03View Original

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31. Depending on the tolerance class of the part being measured, a vernier caliper is suitable for ( ); A vernier caliper is suitable for ( ) ; A dial indicator is suitable for ( ) ; Lever micrometers and lever calipers are suitable for ( ). ? A、IT5~IT6 B、IT7~IT10? C、IT8~IT11??? D、IT10~IT16? The answer to the question from yesterday: 30. When the reading value of the vernier caliper remains constant, the impact of the force being measured and the reading error on the accuracy of the measurement is relatively (). ? A, large B, small? Answer: A?
Reply #22019-12-03
D C B A? ?? ?? ?

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