The internal diameter of the neck of the water bottle can be measured by
vernier callipers
metre scale
any of these
screw gauge
The internal diameter of the neck of the water bottle can be measured by Vernier callipers.
Name the instrument which can measure accurately the following :
(a) the diameter of a needle,
(b) the thickness of a paper,
(c) the internal diameter of the neck of a water bottle,
(d) the diameter of a pencil.
The diameter of a thin wire can be measured by :
(a) a vernier callipers (b) a metre rule
(c) a screw gauge (d) none of these.
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.