Question

Name the part of the vernier callipers which is used
to measure the following:
(a) external diameter of a tube,
(b) internal diameter of a mug,
(c) depth of a small bottle,
(d) thickness of a pencil.​

Answer 1

Answer:

$\huge{\underline{\underline{\mathfrak\red{\:Answer \: A}}}}$

•Outer Jaws Are Used To Measure External Diameter of a tube.

$\huge{\underline{\underline{\mathfrak\green{\:Answer \: B}}}}$

•The inner small jaws are used to measure the inner diameters of hollow substances like mugs or holes.

$\huge{\underline{\underline{\mathfrak\purple{\:Answer \: C}}}}$

•The depth rod is used to measure depth of a small bottle.

$\huge{\underline{\underline{\mathfrak\orange{\:Answer \: D}}}}$

•The lower jaws are used to measure thickness or exterior diameter of a pencil.