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प्रश्न
State the purpose of ratchet in a screw gauge.
उत्तर
Ratchet helps to advance the screw by turning it until the object is gently held between the stud and spindle of the screw.
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संबंधित प्रश्न
What do you mean by zero error of a screw gauge? How is it accounted for?
The pitch of a screw gauge is 1 mm and the circular scale has 100 divisions. In measurement of the diameter of a wire, the main scale reads 2 mm and 45th mark on the circular scale coincides with the base line. Find
(i) The least count and
(ii) The diameter of the wire.
What do you understand by the following term as applied to micrometre screw gauge?
Sleeve cylinder
What is the least count in the case of the following instrument?
Metre scale
What is the least count in the case of the following instrument?
Thermometer
Least count of a vernier caliper is ______ cm.
