Engineering Mechanics

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. 



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