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प्रश्न
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उत्तर
When one complete rotation is given to the screw hand, it moves forward or backward by a distance is called the pitch of the screw. It is a distance between two consecutive threads of the screw.
Pitch of the screw = distance traveled by screw-in n rotations/n rotations
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संबंधित प्रश्न
Fig., below shows the reading obtained while measuring the diameter of a wire with a screw gauge. The screw advances by 1 division on the main scale when circular head is rotated once.
Find:
(i) Pitch of the screw gauge,
(ii) Least count of the screw gauge and
(iii) The diameter of the wire.
A screw has a pitch equal to 0.5 mm. What should be the number of divisions on its head so as to read correctly up to 0.001 mm with its help?
In figure for vernier callipers, calculate the length recorded.
What is the need for measuring length with vernier callipers?
Define the term pitch.
Name the measuring employed to measure the thickness of a paper.
What is the least count in the case of the following instrument?
Spring balance
