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प्रश्न
How can the least count of a screw gauge be decreased?
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उत्तर
The least count of a screw gauge can be decreased by
- Decreasing the pitch and
- Increasing the total number of divisions on the circular scale.
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संबंधित प्रश्न
What is meant by zero error of vernier callipers ? How is it determined? Draw neat diagrams to explain it. How is it taken in account to get the correct measurement?
When a screw gauge with a least count of 0.01 mm is used to measure the diameter of a wire, the reading on the sleeve is found to be 1 mm and the reading on the thimble is found to be 27 divisions.
(i) What is the diameter of the wire in cm?
(ii) If the zero error is +0.005 cm, what is the correct diameter?
State the formula for determining least count for a vernier callipers.
Which part of vernier callipers is used to measure the internal length of a hollow cylinder?
What is the function of ratchet in the screw gauge?
Name the measuring employed to measure the diameter of a needle.
Least count of a vernier caliper is ______ cm.
The precision of vernier calipers is ______ mm.
