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प्रश्न
State the formula for calculating the pitch of screw.
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उत्तर
Pitch of screw
= `"Distance moved by thimble on main scale"/"Number of rotations of thimble"`
E.g. If 5 mm is the distance moved by the thimble on the main scale in 5 rotations then,
Pitch = `(5 "mm")/5` = 1 mm
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संबंधित प्रश्न
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.
Why is the metre length in terms of the wavelength of light considered more accurate?
When does a vernier callipers has the positive error?
What do you understand by the following term as applied to micrometre screw gauge?
Baseline
What is the least count in the case of the following instrument?
vernier calipers
What is the least count in the case of the following instrument?
Thermometer
Consider the following case where the zero of vernier scale and the zero of the main scale are clearly seen. If L.C. of the vernier calipers is 0.01 cm, write the zero error and zero correction of the following.
In a vernier calipers, (N + 1) divisions of vernier scale coincide with N divisions of main scale. If 1 MSD represents 0.1 mm, the vernier constant (in cm) is ______.
