SI Units - Engineering

Q1:

The fundamental units in S.I. System are :

A Centimetre, gram, second

B Foot, pound, second

C Metre, kilogram, second

D Kilometre, kilogram, minute

E None of these.

ANS:C - Metre, kilogram, second

1) Fundamental units: The units of length. Mass and time are called fundamental units.

2) Derived units: The units formed by joining two or more fundamentals units are called derived units.

Such as the unit of area, volume, density, force, velocity, acceleration etc.