Question

State 3 uses of vernier calliper

Answer 1

1. to measure internal diameter of objects
2. to measure external diameter
3. to measure depth of hollow objects. like test tube etc.

Answer 2

1-in determining the external diameter of a spherical or cylindrical body.
2-in determining the inner diameter of a cylindrical body.
3- in determining the volume of a cylindrical body..
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hope it will help u..