Question # 1

Dot product of two non zero vectors is zero it angle between them is.

Choose an answer

30^o

60^o

45^o

90^o

when a ball is throng straight up, the acceleration at its highest point is.

Choose an answer

Upward

Down ward

Zero

Horizontal

The speed of sound in air would become double than ots speed at 10^oC at a temperature of.

Choose an answer

313 ^oC

586 ^oC

859^oC

899 ^oC

Usually the x-axis is taken as

Choose an answer

Vertical axis

Horizontal axis

+ve axis

-ve axis

Direction of a vector in space requires

Choose an answer

Two axis

Three axis

Four axis

Both a and b

Entropy of measure of.

Choose an answer

Internal energy of system

Order of system

Disorder of system

Potential energy of system

The unit of energy is same as that of

Choose an answer

Power

Work

Torque

Density

If velocity 'v' of an object is double, then K.E. because.

Choose an answer

Remain same

Sixteen times

Double

Four times

The direction of angular velocity of along the

Choose an answer

Tangent at that point

Axis of rotation

Radius towards the centre

Radius away from the centre

If the object is at 5 cm from the lens of simple microscope than its magnifying power will be.

Choose an answer

5

10

15

25

The magnification of a convex lens of focal length 5 cm is equal to.

Choose an answer

5

6

10

23

A stationary waves is established din a string which vibrates in four segments at a frequency of 120 Hz, Its fundamental frequency is.

Choose an answer

15 Hz

30 HZ

60 Hz

480 Hz

Change of momentum is equal to

Choose an answer

Force

Tension

Impulse

Pressure

The focal length of convex lens

Choose an answer

Negative

Positive

small

Large

In stationary waves the points which always remain at rest are.

Choose an answer

Nodes

Antinodes

Crest

Trough

Torricelli's theorem is given by

Choose an answer

Which is unimportant in describing the satellites orbit.

Choose an answer

Distance of satellite from earth's center

Gravitational constant G

Mass of satellite

Mass of earth

The K.E. of bullet of mass 500 gm moving at a speed of 200 ms-1

Choose an answer

250 J

125 J

2500 J

10,000 J

More Classes

Other Links

1st Year Fsc Physics Online Test 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