Question # 1

A lift is moving up with acceleration equal to 1/5 of that due to gravity. The apparent weight of a 60 kg man standing in lift is

Choose an answer

60 kg wt

72 kg wt

48 kg wt

Zero

The force experienced by charged particle is maximum, if it moves

Choose an answer

parallel to magnetic field

perpendicular to magnetic field

opposite to the magnetic field

none of these

Which of the following has a great concentration of impurity

Choose an answer

base

emitter

collector

none of these

To display a digit of EIGHT, the number of ON LED'S are:

Choose an answer

Two

Three

Five

Seven

Eight

In n-p-n transistor, emitter base junction is kept

Choose an answer

reversed

forward biased

may be reversed or may be forward biased

none of these

When a body moves with a constant speed in a circle:

Choose an answer

No work is done on it

No acceleration is produced in the body

Velocity remains constant

None of these

The torque per unit twist of coil is called

Choose an answer

proportionality constant

gravitational constant

boltzman constant

coupling constant

The SI unit of stress is

Choose an answer

N/m²

Nmc

dynes/m

N

The direction of the linear momentum is the direction of

Choose an answer

speed

velocity

weight

none of them

Light year is a unit of:

Choose an answer

Time

Distance

Velocity

Intensity of light

At the present time, the main frontiers of fundamental science are

Choose an answer

2

3

4

5

Of the following thermometer, the one which can measure temperature from distance is

Choose an answer

Platinum thermometer

Gas thermometer

Vapour pressure thermometer

Pyrometer

The least count of stop watch is 0.10 sec,The time of 20 vibrations of pendulum is 40 sec The maximum possible percentage uncertainly in time period is

Choose an answer

0.016

0.10

0.001

0.005

Shear modulus for copper is

Choose an answer

20

27

44

43

The displacement coincides with the path of motion when a body moves along a

Choose an answer

Straight line

Curved path

Zig Zag path

None of these

The percentage uncertainties are when current I is following 0.84 ± 0.05 A due to potential difference 5.2 ± 0.1 V. The uncertainty of R is

Choose an answer

7.72 ± 0.5 ohm

6.62 ± 0.5 ohm

6.6 ± 0.5 ohm

None of these

The linear momentum of the body is defined as

Choose an answer

p=ma

p=1/2ma

P= mv

p=1/2mv

If the earth were to rotate faster than its present speed the weight of an object will

Choose an answer

Increase at the equator but remain unchanged at the poles

Decreases at the equator but remain unchanged at the poles

Remain unchanged at the decrease but decrease at the poles

In newton's rings apparatus, we also use:

Choose an answer

Spectroscope

Telescope

Microscope

Any of these

Stoke's law holds for bodies of the shape

Choose an answer

Spherical

Rectangular

Oblog

All of these

The function of colimator is

Choose an answer

To converge the incoming rays

To make the parallel rays from source

In which the source of light is kept

None of these

The phenomenon is found to be prominent when size of the opening (aperture) is

Choose an answer

Grater than wavelength of light

Smaller than wavelength of light

Equal of light used

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