Question # 1

If the slope of a velocity time graph gradually decreases than body is said to be moving with

Choose an answer

Positive acceleration

Negative acceleration

Uniform velocity

None

Choose an answer

The increase in thermal pollution of environment means.

Choose an answer

Increase in the entropy

Decrease in the entropy

Entropy remains constant

Entropy becomes zero

A gas performs 10 J of work while expanding adiabatically. the change in its internal energy is.

Choose an answer

10 J

-10 J

100 J

-200 J

A 2 meter of high tank is full of water. If a hole appears at its middle, then the speed of efflux is.

Choose an answer

4.4 ms-1

10 ms-1

6.2 ms-1

20 ms-1

Half wavelength corresponds to

Choose an answer

0 ^o

90 ^o

180 ^o

360 ^o

Let A = Area of cross section of pipe, v = speed of fluid, then 'Av' is called.

Choose an answer

Volume flow rate

Energy flow rate

Mass flow rate

Pressure flow rate

Which is nooptically active

Choose an answer

Sugar

Tartaric acid

Water

Sodium chloride

The speed \velocity of sound is greatest in.

Choose an answer

Air

Steel

Ammonia

Water

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 30 waves per second pass through a medium at a speed 30 ms-1, then the wavelength is.

Choose an answer

30 m

15 m

1 m

28 m

Total confined light is obtained by

Choose an answer

Total internal reflection

Refraction of light

Diffraction

Polarization

For 0.0036 no. of significnat digits

Choose an answer

1

3

2

4

An immediate source of energy for our body is:

Choose an answer

mango

Glucose

mushroom

meat

The fundamental quanties which form basic for M.K.S system are

Choose an answer

Mass , Length , and time

Mass, acceleration and time

Mass, work and time

Velocity, force and time

When the projectile reaches the highest point of trajectory, the vertical component of velocity becomes.

Choose an answer

Small

Zero

Maximum

Vi cos

Stationary waves are generated on a string of high l, if tension is increased , frequency of vibration will

Choose an answer

Decrease

Unchanged

Half

Increases

the louder the sound, the greater will be its.

Choose an answer

Speed

Frequency

Amplitude

Wave length

More Classes

Other Links

Physics ICS Part 1 Full Book Mcq's 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