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प्रश्न
State three uses of the vernier callipers.
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उत्तर
Three uses of vernier callipers are
(a) Measuring the internal diameter of a tube or a cylinder.
(b) Measuring the length of an object.
(c) Measuring the depth of a beaker or a bottle.
APPEARS IN
संबंधित प्रश्न
Define the least count of vernier callipers. How do you determine it?
What do you mean by zero error of a screw gauge? How is it accounted for?
A screw gauge has a least count 0.001 cm and zero error +0.007 cm. Draw a neat diagram to represent it.
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.
A micrometre screw gauge having a positive zero error of 5 divisions is used to measure diameter of a wire, when reading on the main scale is 3rd division and the 48th circular scale division coincides with baseline. If the micrometer has 10 divisions to a centimetre on the main scale and 100 divisions on a circular scale, calculate
- Pitch of screw
- Least count of screw
- Observed diameter
- Corrected diameter.
What do you understand by the following term as applied to micrometre screw gauge?
Thimble scale
How do you account for negative zero error, for calculating the correct diameter of wires?
What is the least count in the case of the following instrument?
Stopwatch
State whether true or false. If false, correct the statement.
With the help of vernier caliper we can have an accuracy of 0.1 mm and with screw gauge we can have an accuracy of 0.01 mm.
Least count of a vernier caliper is ______ cm.
