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प्रश्न
Name the two scales of a screw gauge.
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उत्तर
Two scales in a screw gauge are
(a). A linear scale called the main scale graduated in half millimeters
(b). A circular scale divided into 50 or 100 equal parts.
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संबंधित प्रश्न
Draw a neat and labelled diagram of a screw gauge.
Name its main parts and state their functions.
In the vernier callipers, there are 10 divisions on the vernier scale and 1 cm on the main scale is divided into 10 parts. While measuring the length, the zero of the vernier lies just ahead of the 1.8 cm mark and the 4th division of vernier coincides with a main scale division.
(a) Find the length.
(b) If zero error of vernier callipers is -0.02 cm,
What is the correct length ?
State two uses of vernire calipers.
What is the purpose of a ratchet in a screw gauge?
What do you mean by a negative zero error of a screw gauge? How will you calculate it?
Name the material used for making a screw gauge.
Define the pitch of the screw gauge.
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Least count of a vernier caliper is ______ cm.
