Question # 1

The unit of magnetic flux is

Choose an answer

Weber-m²

Weber-m³

Henry

Weber

Direction of angular momentum is determined by:

Choose an answer

Right hand rule

Head to tail rule

Left hand rule

None of them

A capacitor acts as an infinite resistance for

Choose an answer

AC

DC

Both AC and DC

Neither AC nor DC

An inertial frame is that frame in which

Choose an answer

a>0

a=0

a<0

none of these

During the upward motion of the projectile, the vertical component of velocity:

Choose an answer

Decreases

Increases

Remains constant

None of these

If the amplitude of sound is doubled and the frequency reduced to one-fourth, the intensity of sound at the same point will be

Choose an answer

Increasing by a factor of 2

Decreasing by a factor of 2

Decreasing by a factor of 4

Unchanged

The effect of friction between different layers of a flowing fluid is described in terms of

Choose an answer

motion of fluid

nature of fluid

colour of fluid

viscosity of fluid

Crystalline solids are in the form of:

Choose an answer

Metals

Ionic Compounds

Ceramics

Both (A) and (B)

All of these

When the different streamlines cannot cross each other, then this condition is known as

Choose an answer

continuity condition

turbulent flow condition

steady flow condition

none of them

In LCR circuit which one of the following statement is correct?

Choose an answer

L and R oppose each other

R value increase with frequency

The inductive reactance increases with frequency

The capacitive reactance increases with frequency

A coil of constant area is placed in a constant magnetic field. An induced current is produced in the coil when:

Choose an answer

The coil is distorted

The coil is rotated

The coil is neither distorted nor rotated

Both A and B

None of these

According to Stoke's law drag force depends on

Choose an answer

Initial velocity

Final velocity

Terminal velocity

Instantaneous velocity

The resolving power of telescope depends on

Choose an answer

Focal length of eye lens

Focal length of objective lens

Length of the telescope

Diameter of he objective lens

Which of the following pairs is not correct

Choose an answer

Strain - dimensional

Stress - N/m²

Modulus of elasticity - N/m²

Shear stress - N/m²

Torque is defined as:

Choose an answer

Time rate of change of angular momentum

Time rate of change of linear momentum

Time rat of change of angular veloctiy

All of these

When heat is added to the system, the entropy change is:

Choose an answer

Positive

Negative

Zero

None of these

The expression F x t is called impulse if the time 't' is

Choose an answer

zero

very large

very small

infinite

Choose an answer

1 PV

2 PV

1/2 PV

Zero

The interference fringes are of

Choose an answer

equal width

variable width

zero width

non-uniform width

A truck and a car are moving with equal velocity. On applying the brake both will stop after certain distance then

Choose an answer

Truck will cover less distance before rest

Car will cover less distance before rest

Both will cover equal distance

None

If momentum is increased by 20% then K.E. increases by

Choose an answer

44%

55%

66%

77%

At high altitude the blood flows out of nose and ear because

Choose an answer

The blood pressure increases at high altitudes

The percentage of oxygen in the air increases

The atmospheric pressure decreases there

The density of blood decreases at high altitudes

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