Question # 1

The drag force increases as the speed of object

Choose an answer

Become zero

Decreases

Increases

Remains constant

Bunsen burner works on the principle of.

Choose an answer

Venturi effect

Terricilli's effect

Bernoulli's effect

None of these

The dot product of two vectors A and B will be zero, if angle between A and B is

Choose an answer

Zero

30^o

90^o

180^o

According to Hygen's principle, each point on a wave front acts as a source of.

Choose an answer

Secondary wavelet

New wave front

Sound

Primary wavelet

the height of the geostationary satellite above the equator is.

Choose an answer

35000 km

36000 km

34000 km

33000 km

The wavelength of fundamental note in one end closed pipe in term of length 'l' of pipe is.

Choose an answer

4 l

2l

l

1/4 l

Teh speed of sound in air is 340 m/s. If the pressure of air is doubled then the speed becomes.

Choose an answer

Double

Half

Four times

Remains same

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

Choose an answer

Small

Zero

Maximum

Vi cos

A collision in which K.E. of the system is not conserved is

Choose an answer

Elastic collision

Inelastic collision

3rd low of motion

None of these

The SI unit of angular momentum is

Choose an answer

J.S-2

J.S-1

J.S

J.m

The angle between circumference of a circle and center is

Choose an answer

When one mirror of a Michelson interferometer is moved a distance of 0.5 mm, 2000 fringes and observed, The wavelength of light used is.

Choose an answer

5000 m

50000 A^o

500 cm

2000 A^o

The unsteady flow of a fluid is called

Choose an answer

Stream line

Turbulent flow

Average flow

Viscous flow

A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is

Choose an answer

10 J

20 J

30 J

40 J

Time period of geostationary satellite of radius 'R' is

Choose an answer

1 hour

48 min

1 day

1 month

All point of the rigid body rotating about a fixed axis do not have same.

Choose an answer

Angular acceleration

Angular speed

speed

Angular displacement

The amplitude of a vibrating body at resonance in vacuum is

Choose an answer

Minimum

Maximum

Zero

Infinite

Star moving towards the earth show

Choose an answer

Red shift

Blue shift

Green shift

Yellow shift

More Classes

Other Links

11th Class Part 1 Physics Test Online 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