Question # 1

The work done moving a body between two points in a conservation field is independent of the:

Choose an answer

Direction

Force applied

Path followed by the body `

Power

Significant figures in 0.0010 are:

Choose an answer

Four

Three

Two

One

When the temperature of source and sink of a heat engine become equal entropy change will be

Choose an answer

Zero

Max

Min

-ve

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

Choose an answer

plastic point

elastic limit

yield point

ultimate tensile strength

According to the electromagnetic wave theory of light, increasing the intensity of incident light should increase the

Choose an answer

number of photoelectrons

size of the photoelectrons

charge on photoelectrons

K.E of photoelectrons

The vector representation of force experience give the direction of

Choose an answer

magnetic field

current

length of conductor

force

A body moving along the circumference of a circle of radius R completes one revolution. The radius of the covered path to the angle subtended at the center is:

Choose an answer

Radius of the circle

Twice the radius

Thrice the radius

None of these

The body oscillates due to _____ accelerates and overshoots the rest position due to______,:

Choose an answer

Applied force, inertial

Restoring force, friction

Frictional force, inertial

Restoring force, inertial

Radioactivity was discovered by

Choose an answer

Rutherford

Henri Becqureal

Maxwell

James Chadwick

Maximum height of a bullet when fixed at 30 with horizontal is 11 m. Then height when it is fired at 60° is

Choose an answer

22 m

6 m

33 m

7.8 m

An object in SHM will have maximum speed when its displacement from equilibrium position is:

Choose an answer

Infinity

Maximum

Zero

Minimum

The unit Compton wavelength is same as:

Choose an answer

Compton wavelength

Compton frequency

Compton shift

Both (a) & (b)

For assessment of total uncertainty when added or subtracted the absolute uncertainties are

Choose an answer

Multiplied

Divided

Added

Subtracted

In a astronomical telescope the final image for normal vision is formed at

Choose an answer

The focal of the eye piece

The least distance of the distinct vision

The focus of the objective lens

Infinity

The results of mechanical tests are usually expressed in terms of

Choose an answer

stress

strain

stress and strain

neither stress nor strain

The magnitudes of vectors A.B and C are 3,4 and 5 units respectively.If A + B = C the angle between A and B is:

Choose an answer

π/2

cos^-1 0.6

tan^-1 7/5

π/4

Zero order image formed by the grating when the angle the along the direction of normal to grating is

Choose an answer

Zero

90^o

180^o

None of these

A converging lens in used to from an image on a screen when the upper half of the lens is covered by an opaque screen

Choose an answer

Half the image will disappear

No change either in size or in intersity

Intensity of image will increase

Intensity of the image will decrease

Bulk modulus for water is

Choose an answer

2.2

4.5

6.2

7.3

In nuclear fission reaction, when the products are 140X and 94Sr, the number of neutrons emitted is

Choose an answer

1

2

5

9

Under a constant torque,the angular momentum of a body changes from A to 4A second find the torque.

Choose an answer

(3/4)A

(1/4)A

3A

(4/3)A

Which of the following has no dimension

Choose an answer

Stress

Strain

Elastic modulus

Both strain and elastic modulus

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