Physics
Name the part of the vernier callipers which is used to measure the following —
External diameter of a tube,
Internal diameter of a mug,
Depth of a small bottle,
Thickness of a pencil.
Name the part of the vernier callipers which is used to measure the following —
External diameter of a tube,
Internal diameter of a mug,
Depth of a small bottle,
Thickness of a pencil.