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प्रश्न
How will you measure the least count of vernier caliper?
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उत्तर
Least count of Vernier Caliper is the ratio of value of one smallest main scale division to total
number of Vernier scale division.
i.e., L.C. = 0.1mm = 0.01cm
(or) L.C. = 1MD – 1VSD = 1.0 mm – 0.9 mm
= 0. 1mm = 0.01 cm
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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.
Define the term least count as applied to a vernier callipers.
State the formula for determining least count for a vernier callipers.
What do you understand by the following term as applied to micrometre screw gauge?
Thimble scale
How do you account for positive zero error for calculating the correct diameter of wires?
How do you account for negative zero error, for calculating the correct diameter of wires?
How the backlash error is avoided?
Name the measuring employed to measure the thickness of a paper.
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.
