Question

When a body is stationary
a) there is no force acting on it
b) the forces acting on it are not in contact with it
c) the combination of forces acting on it balance each other
d) the body is in vacuum
Inertia is the property by virtue of which the body is
a) unable to change by itself the state of rest only
b) unable to change by itself the state of uniform motion only
c) unable to change by itself the direction of motion only
d) unable to change by itself the state of rest or uniform motion
Inertia of a body has direct dependency on
a) velocity
b) mass
c) area
d) volume
To keep a particle (body) moving with constant velocity on a frictionless horizontal surface an
external force
a) should act continuously
b) should be a variable force
c) should not act
d) should act opposite to the direction of motion
5. Newton's first law of motion describes the following
a) energy
b) work
c) inertia
d) moment of inertia
A person in a car tends to fall back when it suddenly starts. It is due to
a) Inertia of rest
b) Inertia of motion c) Inertia of direction d) none of these
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Answer 1

Answer:

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Answer 2

Answer:

1) c

2)d

3)b

4)d

5)c

6) not sure but d I guess