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संबंधित प्रश्न
Define metre according to the old definition.
In figure for vernier callipers, calculate the length recorded.

The least count of a vernier callipers is 0.01 cm and it has an error of + 0.07 cm. While measuring the radius of a sphere, the main scale reading is 2.90 cm and the 5th vernier scale division coincides with the main scale. Calculate the correct radius.
What is the need for measuring length with vernier callipers?
The thimble of a screw gauge has 50 divisions for one rotation. The spindle advances 1 mm when the screw is turned through two rotations.
- What is the pitch of the screw?
- What is the least count of screw gauge?
- When the screw gauge is used to measure the diameter of wire the reading on the sleeve is found to be 0.5 mm and reading on thimble is found, 27 divisions. What is the diameter of the wire in centimetres?
For what range of measurement is micrometre screw gauge used?
Find the volume of a book of length 25 cm, breadth 18 cm and height 2 cm in m3.
Explain the term least count of a screw gauge. How are they determined?
What is the backlash error?
