A man is in a car is moving with velocity of 36km/hr. His speed with repect to the car is ____________________?

A. 10m/s
B. 36m/s
C. Zero
D. Infinite

Instantaneous and average velocities become equal when body___________________?

A. Has zero acceleration
B. Has uniform acceleration
C. Has variable acceleration
D. Moves in a circle

Inertia of an object is quantitative measure of its__________________?

A. Volume
B. Density
C. Mass
D. Temperature

1st law of motion gives the definition of _________________________?

A. Rest
B. Motion
C. Velocity
D. Force

The unit of coefficient of linear expansion or volume expansion is__________?

A. K
B. K-1
C. K -2
D. None

linear expansion occurs in_________?

A. Solid
B. Liquid
C. Both
D. None

The formula of inter-conversion of centigrade and Fahrenheit scale is___________?

A. C-32/9
B. F -32/9 =c/5
C. F-32/9=c/9
D. None

The co efficient of linear expansion is equal to__________?

A. Δl = αlδt
B. Δl/lδt
C. Lδt/δl
D. Αlδt-δl

The branch of Physics which deals with properties of gravitational?

A. Field theory
B. Acoustics
C. Hydro dynamic
D. Optics

The branch of physics which deals with the living things is called_________?

A. Biological sciences
B. Physical sciences
C. Cell systems
D. Elementary physics