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प्रश्न
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उत्तर
Number of threads = 20
Distance covered in 20 threads = 10 mm
Pitch of the screw gauge = `10/20` = 0.5 mm
No of divisions on circular scale = 50
`"Least count" = "pitch"/"no. of divisions"`
= 0.01 mm
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संबंधित प्रश्न
Describe the procedure to measure the diameter of a wire with the help of a screw gauge.
Is it possible to increase the degree of accuracy by mathematical manipulations? Support your answer by an example.
The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 100
In a vernier callipers, 19 main scale divisions coincide with 20 vernier scale divisions. If the main scale has 20 divisions in a centimetre, calculate
- pitch
- L.C. of vernier callipers.
State the formula for determining a pitch
How do you account for negative zero error, for calculating the correct diameter of wires?
Name the measuring employed to measure the thickness of a paper.
Name the measuring employed to measure the diameter of a pencil.
On a vernier calliper, 25 vernier scale divisions are equal in length to 24 main scale divisions. One main scale division is 1 mm. Find the least count of the instrument.
