Question # 1

The mathematical form of law of gravitation is:

Choose an answer

F = GMe m/Re2

F = Gm1m2/r2

F = GMem1/Re2r2

None

In reading 27.5 first two digits are accurate while third one is.

Choose an answer

Accurate

Correct

Doubtful

In correct

The rate at which various surface absorb heat depends upon:

Choose an answer

Nature of surface

Nature of liquid

Radiation

Emission & absorption

Atmospheric pressure will increased if we move on earth:

Choose an answer

Upward

Downward

Left

right

Gravitational pull of earth is called:

Choose an answer

Weight

Mass

^Force

Tension

The ratio of useful output to input energy is called:

Choose an answer

Power

Energy

Efficiency

Horse power

The quantity of heat absorbed by the body depends upon:

Choose an answer

Colour of surface

Nature of surface

Shape of surface

Both a & b

Kilowatt - hour is unit of _____________

Choose an answer

Power

Energy

Work

K.e

_______________ was a pupil of Galileo.

Choose an answer

Einstein

Robert

Al Razi

Torricelli

The value of g at a height one Earth's radius above the surface of the Earth is

Choose an answer

2 g

1/2 g

1/3 g

1/4 g

If the velocity of body decreases with time then acceleration will be.

Choose an answer

Positive

Negative

Variable

Uniform

The temperature at the centre of sun is.

Choose an answer

10 million k

20 million k

30 million k

35 million k

To see stomach problems we use:

Choose an answer

Gastroscope

Bronchoscope

Cystoscope

All of these

Snell' law is:

Choose an answer

n = sin<x/sin <r

n=sin <i/sin<r

n = sin <r/sin<i

<i/<r

Program up gradation refers to:

Choose an answer

Program enhancement

Program identification

Program development

Program implementation

Mathematical formula of electromotive force (e.m.f) is:

Choose an answer

E = W/Q

E = Q/W

E = WQ

E = W2Q

Analogue quantity is:

Choose an answer

Time

Pressure

Distance

All of these

An electric current in conductors is due to the flow of:

Choose an answer

Positive ions

Negtive ions

Positive charge

free electron

Which instrument is used to detect current:

Choose an answer

Galvanometer

Voltmeter

Ammeter

Electroscope

The half life of plutonium²³⁶Pu₉₄is:

Choose an answer

2.00 years

2.35 years

2.79 years

2.85 years

The S.I unit of electric current is:

Choose an answer

Volt

Ampere

Coulomb

Watt

Which of the following reasons increase the importance of computer?

Choose an answer

Speedy

Long time storage of memory

Quick decision

All of these

Radius of first orbit of an atom is r1= 0.053 nm, Radius of second orbit r2 will be.

Choose an answer

0.106 nm

0.212 nm

0.053 nm

0.53 x 10^-10 nm

CRO works by deflecting the beam of electron as they pass through

Choose an answer

Uniform magnetic field

Uniform electric field between two sets of parallel plates

Non-uniform magnetic field

None of these

The sensitivity of galvanometer directly depends upon

Choose an answer

Magnetic field

Area of coil

Both a and b

None of a, b, c

The conductor experience force, placed in magnetic above:

Choose an answer

Move towards weaker part of field

Move towards stronger part of field

Remains at rest

Move upwards in space

If the medium between the charges is not free space then electrostatic force will.be

Choose an answer

Increase

Decrease

Remain same

None of these

For Holography we use

Choose an answer

X ray

Laser

gama rays

Beta rays

The electrical intensity is equal to:

Choose an answer

-Δr/Δv

Δv/Δr

Δv/Δv

-Δv/Δr

The force of Neutron due to field of 10² N/C is.

Choose an answer

1.6 x 10^-17N

1.6 x 10^-19N

Zero

1.6 x 10^-21N

Drift velocity of electrons is.

Choose an answer

10^-1 m/s

10^-2 m/s

10^-3 m/s

10³ m/s

If both the length and radius of the rod are doubled, then the modulus of elasticity will:

Choose an answer

Increase

Decrease

Remains the same

Doubled

The vector sum of electric force and magnetic force is called:

Choose an answer

Deflecting force

Lorentz force

Newton force

Faraday's force

More Classes

Other Links

Physics General Science Test Easy 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

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