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प्रश्न
Name the measuring employed to measure the thickness of a paper.
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उत्तर
Measuring employed to measure the following
The diameter of a needle = Screw Gauge
Because screw gauge Is more accurate and can measure the thicknesses which metre scale and vemler calliper cannot.
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संबंधित प्रश्न
Name the part of the vernier callipers which is used to measure the following
Internal diameter of a mug
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.
The main scale of vernier callipers has 10 divisions in a centimetre and 10 vernier scale divisions coincide with 9 main scale divisions. Calculate
- pitch
- L.C. of vernier callipers.
State the correction if the negative error is 7 divisions when the least count is 0.01 cm.
How do you account for positive zero error for calculating the correct diameter of wires?
Find the volume of a book of length 25 cm, breadth 18 cm and height 2 cm in m3.
What is the backlash error?
What is the least count in the case of the following instrument?
Screw gauge
