Question # 1

If a wave can be polarized, it must be

Choose an answer

An electromagnetic wave

A longitudinal wave

A progressive wave

A transverse wave

If water in a closed bottle is taken up to the moon and opened, the water gets

Choose an answer

Freeze

Boiled

Dissociated into O₂and H₂

Evaporated

The un-steady streamline flow is called

Choose an answer

laminar flow

turbulent flow

both of them

none of them

Electrons are

Choose an answer

positive charged

negatively charged

massless

neutral

A diode which can turn its current ON and OFF in nono seconds is called:

Choose an answer

LED

Photodiode

An ordinary diode.

Both (A) and (B)

Both (B) and (C)

A 5 kg mass is falling freely, the force acting on, it will be

Choose an answer

19.6 N

9.8 N

5 N

Zero

Which of the following is not thermo dynamical function?

Choose an answer

Enthalpy

Work done

Gibb's energy

Internal energy

Physical quantities are often divided into ______ categories

Choose an answer

3

2

9

5

The solids are classified as:

Choose an answer

Metals

Crystalline

Amorphous

Polymeric

All except (A)

The electrons in the outermost shell of an atom are called

Choose an answer

core electrons

valence electrons

high energy electrons

none of them

Units of impedance are

Choose an answer

Henry

Ohms

moh

Watt

In case of a point source, the shape of the wavefront is

Choose an answer

straight

elliptical

oval

spherical

When a large number of atoms are brought close to one another to form a solid, each energy level of an isolated atom splits into sub-levels, called

Choose an answer

energy bands

energy shells

states

all of them

The height at which the satellite stay directly above a particular point on the surface of the earth above the equator is

Choose an answer

24000 km

36000 km

42000 km

None of these

When a vector is multiplied by a scalar, the product of the quantity will be

Choose an answer

A new vector quantity

New direction

Same direction

a and c

The effect of decrease in pressure with the increase in speed of the fluid in horizontal pipe is drive from

Choose an answer

Bernoulli's theorem

Venturi effect

Torricelli's theorem

Diastolic effect

If drag force is given by F = krv what could be the SI units of k

Choose an answer

kgm²s^-1

kgm^-2s^-2

kgm^-1s^-1

kgms^-1

The light which has components in all directions is called

Choose an answer

unpolarized light

polarized light

intense light

none of them

In an adiabatic process

Choose an answer

Temperature remains constant

No change of internal energy

Volume remains constant

No heat enters or leaves the system

The ratio of tensile stress to tensile strain is

Choose an answer

Force

Young's modulus

Bulk modulus

Shear modulus

For the angle of projection of a projectile for which its maximum height and horizontal range are equal

Choose an answer

50^o

45^o

60^o

76^o

The angle with the horizontal at which an underwater swimmer will see the setting sun is

Choose an answer

91°

32°

49°

69°

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