Question # 1

The force which maintain the strict long-range order between atoms of a crystalline solid is the:

Choose an answer

Nuclear force

Cohesive force

Adhesive force

Coulomb force

None of these

The magnitude of the displacement is a line from initial position to final position which is

Choose an answer

straight

curved

either be curved or straight

none of them

One radian is:

Choose an answer

Greater than one degree

Less than one degree

Equal to one degree

None of these

With the propagation of a longitudinal wave through a material medium, the quantities transmitted in the propagation direction are

Choose an answer

Energy, momentum and mass

Energy

Energy and mass

Energy and linear momentum

The magnifier forms a virtual image of the object at:

Choose an answer

Least distance of distinct vision

Much farther than the least distance

Both A and B are correct

None of these

The rectangular components of a vector are equal in magnitude when the vector makes and angle _______with their x-component:

Choose an answer

0°

30°

45°

60°

X-rays produced in a tube operating at 10⁵V. The speed of X-rays produced is

Choose an answer

3 x 10⁸m/s

3.1 x 10⁸m/s

2.8 x 10⁸m/s

1.88 x 10⁸m/s

Cause of heat production in a current carrying conductor is

Choose an answer

Collisions of free electrons with one another

High drift speed of free electrons

Collisions of free electrons with atoms or ions of conductor

High resistance value

If one newton force acts on a body and displaces the body through 1m work done on body is

Choose an answer

1 dyne

1 joule

1KJ

1 Watt

The distance covered by the wave in one second is:

Choose an answer

Wave number

Wave length

Frequency

Wave speed

In a soft iron, domains are

Choose an answer

easily oriented along external field and do not return to original random positions

easily oriented along external field and readily returns to originally random position

do no oriented along external field and also do not returns to originally random position

none of them

When the first condition for equilibrium is satisfied, if means that there is no

Choose an answer

Linear acceleration

Angular acceleration

Both

None of these

The ratio of output work per cycle to input energy per cycle is called:

Choose an answer

Entropy

Internal energy

Efficiency

None of these

Brittle is the property of the substance in which a material undergoes

Choose an answer

Elastic deformation

Plastic deformation

Ultimate tensile strength limit

None of these

Bulk modulus for bass is

Choose an answer

20

41

61

81

Biomass is a potential source of renewable energy. This includes all the organic material such as

Choose an answer

Crop residue

Natural vegetation

Animal dung

All of these

The distance between the top adjacent slits on diffraction grating is called

Choose an answer

element

grating element

aperture

slit

Radian is the unit of

Choose an answer

Solid Angle

Plane Angle

both a and b

None of these

Stress maybe:

Choose an answer

Tensile

Compressive

Compressible

All of these

Both (A) and (B)

An aircraft is moving with a velocity of 300 ms^-1.If all the forces acting on it are balanced then

Choose an answer

It still moves with the same velocity

It will be just floating at the same point in space

It will be fall down instantaneously

It will lose its velocity gradually

The term impulse means, the force applied on a body for

Choose an answer

Permanently

Temporary

Very short interval of time

None of these

The critical temperature of mercury is

Choose an answer

1.18 K

4.2 K

3.72 K

7.2 K

More Classes

Other Links

Physics General Science Test Medium Mode 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer