Question

Exercises
1. Classify the following as motion along a straight line, circular or
oscillatory motion:
(i) Motion of your hands while running.
(ii) Motion of a horse pulling a cart on a straight road.
(iii) Motion of a child in a merry-go-round.
(iv) Motion of a child on a see-saw.
(v) Motion of the hammer of an electric bell.
(vi) Motion of a train on a straight bridge.
2. Which of the following are not correct?
(i) The basic unit of time is second.
(ii) Every object moves with a constant speed.
(iii) Distances between two cities are measured in kilometres.
iron nondum is not constant​

Answer 1

Answer:

i) periodic

ii) straight line

iii)

iv) oscillatory

v) oscillatory

vi) straight line

Q2

i) true

ii)

iii) true

Answer 2

Answer

1i) Oscillatory motion

ii) Linear motion

iii) Circular motion

iv) Oscillatory motion

v) Oscillatory motion

vi) Linear motion

2)

i) True

ii) false

iii) true