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प्रश्न
What is the zero error of a screw gauge?
उत्तर
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संबंधित प्रश्न
Define the term 'Vernier constant'.
Name the part of the vernier callipers which is used to measure the following
External diameter of a tube
State the purpose of ratchet in a screw gauge.
In the vernier callipers, there are 10 divisions on the vernier scale and 1 cm on the main scale is divided into 10 parts. While measuring the length, the zero of the vernier lies just ahead of the 1.8 cm mark and the 4th division of vernier coincides with a main scale division.
(a) Find the length.
(b) If zero error of vernier callipers is -0.02 cm,
What is the correct length ?
A pendulum completes 2 oscillations in 5 s. What is its time period? If g = 9.8 m s-2, find its length.
State the correction if the positive error is 7 divisions when the least count is 0.01 cm.
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.
