Question # 1

Conventional the angular Velocity is Directed at an angle of:

Choose an answer

90° to the axis of rotation

30° to the axis of rotation

0° to the axis of rotation

None of above

When certain area A is held parallel to the field lines, then:

Choose an answer

No lines cross this area

Maximum lines pass through this area

The number of lines are between zero and maximum

Both (A) and (B) correct

None of these

Tick the conservation force:

Choose an answer

Tension in a string

Air resistance string

Elastic spring force

Frictional force

If mass of 10 gm is suspended from a spring of K=0.8 Nm^-1then the extension will be:

Choose an answer

10 cm

1 m

10 mn

None of these

Which one is not produced by sound waves in air?

Choose an answer

Polarization

Diffraction

Refraction

Reflection

An important part of inkjet printer is:

Choose an answer

Toner

Drum

Deflection plates

Heated roles

None of these

Laser is a beam of:

Choose an answer

Visible light

Infra red light

Ultra violet light

Violet light only

yellow light only

Which of the following is a characteristic of an ideal fluid?

Choose an answer

it is non-viscous

it is incompressible

it's motion is steady

all of the above

Strength of magnetic field is measured in SI units, in:

Choose an answer

N

N/Am

Am/N

Nm/A

None of these

Radioactivity

Choose an answer

is exhibited more by semiconductors in general

in exhibited more by the element when they are coupled

with other radioactive elements by a covalent bond

is an atomic property of radioactive elements

The maximum stress that a material can withstand, is known as

Choose an answer

plastic point

elastic limit

yield point

ultimate tensile strength

Ferromagnetic materials are those in which atoms cooperate with each other

Choose an answer

Weakly

Strongly

Moderately

None of these

When the pressure of a fixed mass of a gas is decreased under isothermal condition there is

Choose an answer

Fall of temperature

Increase of density

No change in internal energy

A decrease in the value of PV

The motion of molecules in gases i:

Choose an answer

Orderly

Random

Circular

All of these

A body is dropped from a tower with zero velocity reaches ground in 4 seconds.The height of tower is about

Choose an answer

80 m

20 m

160 m

40 m

Newtons first law of motion is also known as

Choose an answer

Law of motion

Law of mechanics

Law of inertia

None of these

Which one of the following phenomena is not explained by Huygen's construction of wavefront?

Choose an answer

Refraction

Reflection

Diffraction

Origin of spectra

While vibrating the atoms are at their

Choose an answer

Fixed positions

Extreme position

Average positions

None of these

For interference to occur, the light coming from the two slits should

Choose an answer

be monochromatic

come from the same source

have a constant path difference

all of them

The drag force increases as the speed of the object

Choose an answer

Decreases

Increases

Decreases rapidly

None of these

A gas at 250K is contained ion a closed vessel. If its temperature increases by 1K, the percentage increase in its pressure is

Choose an answer

0.4%

0.6%

0.8%

1.0%

Which of the following theories of light are explained by the Young's double slit experiment?

Choose an answer

wave theory of light

particle nature of light

dual nature of light

corpuscular nature of light

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