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प्रश्न
Up to how many decimal places can a common vernier callipers measure the length in cm?
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उत्तर
A common vernier calliper can measure the length accurately up to two places of decimal when the length is measured in centimetre
i.e. up to 1/100 the part of a centimetre.
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संबंधित प्रश्न
Name the part of the vernier callipers which is used to measure the following
External diameter of a tube
What do you mean by zero error of a screw gauge? How is it accounted for?
The thimble of a screw gauge has 50 divisions. The spindle advances 1 mm when the screw is turned through two revolutions.
(i) What is the pitch of the screw gauge?
(ii) What is the least count of the screw gauge?
Who invented vernier callipers?
State the formula for determining least count for a vernier callipers.
The circular scale of a screw gauge has 100 divisions. Its spindle moves forward by 2.5 mm when given five complete turns. Calculate
- pitch
- least count of the screw gauge
What is the function of ratchet in the screw gauge?
Name the measuring employed to measure the diameter of a pencil.
The following diagrams (Fig. 5) show the use of a vernier caliper under three different situations. Study the diagrams carefully and note down the vernier readings in each case.
(a) Measuring the diameter of the rod
(b) Measuring Internal diameter of a cavity
(c) Measuring depth of a cavity
