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प्रश्न
Thickness of a cricket ball is measured by ______.
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उत्तर
Thickness of a cricket ball is measured by Vernier Caliper
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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
State one use of a screw gauge.
Name the instrument which can accurately measure the following
The internal diameter of the neck of a water bottle
The pitch of a screw gauge is 0.5 mm and the head scale is divided in 100 parts. What is the least count of a screw gauge?
Why is the metre length in terms of the wavelength of light considered more accurate?
(a) A vernier scale has 10 divisions. It slides over the main scale, whose pitch is 1.0 mm. If the number of divisions on the left hand of zero of the vernier scale on the main scale is 56 and the 8th vernier scale division coincides with the main scale, calculate the length in centimetres.
(b) If the above instrument has a negative error of 0.07 cm, calculate the corrected length.
Up to how many decimal places can a common vernier callipers measure the length in cm?
Define the term pitch.
State the formula for calculating the pitch of screw.
A measuring cylinder is filled with water up to a level of 30 ml. A solid body is immersed in it so that the level of water rises to 37 ml. Now the solid body is tied with a cork and then immersed in water so that the water level rises to 40 ml. Find the volume of the solid body and the cork.
