Question # 1

When brakes are applied to a fast moving car, the passenger will be thrown:

Choose an answer

Forward

Backward

Downward

none of these

In the above figures, tell which set is graphs shows that a body is moving uniform velocity:

Choose an answer

(i) and (ii)

(ii) and (iii)

(i) and (iii)

(ii) and (iv)

The resistivity of a substance depends upon the

Choose an answer

length

mass

area

temperature

In case of a parallel plate capacitor if the plate separation is doubled and plate area is halved, the capacitance becomes

Choose an answer

Four-fold

One-half

One-fourth

Zero

A snooker ball moving with velocity V collides head on with another snooker ball of same mass at rest. If the collision is elastic, the velocity of second snooker ball is

Choose an answer

Zero

Infinity

V

2 V

The basis to define a temperature scale that is independent of material properties is provided by

Choose an answer

carbon cycle

nitrogen cycle

Carnot cycle

irreversible cycle

A field in which the work done is moving a body along closed path is zero is called:

Choose an answer

Nuclear filed

Conservative field

Gravitational field

Non-conservative field

The surface destiny of charge is defined is:

Choose an answer

Charge per volume

Mass per volume

Charge per area

Mass per area

Both (B) and (C)

Acceleration produced in a body by the force varies

Choose an answer

inversely as the applied force

directly as the applied force

directly as the mass of the body

none of them

When a transistor is used as a switch the circuit in which the current is to be switched OFF and ON, is connected between the

Choose an answer

base and emitter

collector and emitter

base and collector

any one of these

The instrument which detects the instant at which external pressure becomes equal to the systolic pressure is

Choose an answer

stethoscope

thermometer

manometer

barometer

Colours seen on oily water surface by the incident white light is due to

Choose an answer

Diffraction

Interference

Refraction

Reflection

An optical fiber carries data in the form

Choose an answer

Lights signals

Sound signals

A wave

A particle

The unit of thermodynamics scale is

Choose an answer

C°

K

F°

All of these

A spinning cricket ball suffers

Choose an answer

An extra height

An extra velocity

An extra curvature

None of these

When a ray of light enters a denser medium from a rarer medium,its:

Choose an answer

Wavelength increases

Velocity increases

Frequency decreases

Wavelength decreases

In which of the optical fibres, the propagation of light signal is through continuous refraction?

Choose an answer

multi-mode step index fibre

multi-mode graded index fibre

both of them

none of them

Stress beyond which a permanent deformation is observed in a body is called

Choose an answer

Minimum stress

Maximum

Yield stress

Plastic stress

The drag force increases as the speed of the object

Choose an answer

Decreases

Increases

Remains constant

None of these

The value of solar constant in SI system is

Choose an answer

1340 watt/m²

1340 m²/watt

1340 watt/m

If the focal length of the eye piece 25.0 mm find its magnification

Choose an answer

12.0

14.0

- 11.0

- 13.0

The original source of biomass energy is

Choose an answer

Moon

Sun

Geothermal

None of these

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