(i) Define inertia and explain how it is related to the physical quantity called…
PHYSICS · Subjective · CBSE · Physics · Laws of Motion · Laws of Motion
Problem
(i) Define inertia and explain how it is related to the physical quantity called mass.
(ii) Distinguish among inertia of rest, inertia of motion and inertia of direction, quoting one everyday example for each.
(iii) A book of weight 20N rests on a horizontal table. Draw a clear free-body diagram of the book. Using appropriate reasoning, explain why the book remains at rest and show that the normal reaction of the table on the book is equal to 20N.