Question # 1

As we go from pole to equator of earth, the value of 'g'

Choose an answer

Increase

Decrease

Remain constant

Zero

The direction of angular acceleration is

Choose an answer

Along the axis of rotation

Perpendicular to the axis of rotation

Opposite to axis of rotation

None of these

According to Huygen's principle the points on primary wave front can be considered as

Choose an answer

Secondary wavelets

Ray of light

Source of light

None of these

The velocity of a free falling body just before Hattin the ground is 9.8 ms-1, the height through which is fall be

Choose an answer

98 m

19.6 m

4.9 m

9.8 m

The unsteady flow of a fluid is called

Choose an answer

Stream line

Turbulent flow

Average flow

Viscous flow

For a diatomic gas Cv= 5R/2 then gamma for this gas is.

Choose an answer

5/7

4/35

7/5

35/4

Direction of angular acceleration is always along

Choose an answer

x-axis

y -axis

z-axis

The axis of rotation

A ray of light shows the direction of propagation of light It is line which is.

Choose an answer

Normal to the wave front

Parallax to the wave front

Opposite to the wave front

Equal to the wave front

The distance between two consecutive crest is called.

Choose an answer

Displacement

Amplitude

Wave front

Wavelength

In vibrating string, the points where the amplitude is maximum are called.

Choose an answer

Nodes

Antinodes

Troughs

Crests

If 'N' is number of lines rule don the grating having length 'L' then grating element 'd' is given by.

Choose an answer

N/L

2N/L

L/N

N/2L

The efficiency of a Carnot Heat Engine is 100% if temperature of sink T2 is.

Choose an answer

0 ^oC

0 K

0 ^oF

100 K

Bending of light around the edges of an obstacle is called.

Choose an answer

Refraction

Polarization

Interference

Diffraction

Mercury is used as a thermometric substance because

Choose an answer

It is opaque

Does not stick to glass

Has low specific heat

All of these

The period of the earth is equal to

Choose an answer

one lunar day

One astronomical

One Solar day

Which one is true for isothermal process.

Choose an answer

Q = 0

W = 0

Q = W(D) Delta U = 0

None of these

The branch of physics which deals with the study of production, propagation and properties fo sound waes is called.

Choose an answer

Heat and thermodynamcis

Optics

Acoustics

Mechanics

A gas performs 10 J of work while expanding adiabatically. the change in its internal energy is.

Choose an answer

10 J

-10 J

100 J

-200 J

More Classes

Other Links

1st Year Fsc Physics Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer