Engineering Mechanics - Engineering

Q1:

According to Newton's first law of motion,

A every body continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force

B the rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts

C to every action, there is always an equal and opposite reaction

D none of the above

ANS:A - every body continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force

Explanation: No answer description is available.