Question # 1

The unit of spring constant is:

Choose an answer

m

kg

Nm²

Nm^-1

The frequency of silent whistle is:

Choose an answer

20,000 Hz - 25000 Hz

2000 Hz - 25000 Hz

200 Hz - 2000 Hz

25000 Hz

When a body moves to and fro about a point, its motion is called:

Choose an answer

Random motion

Vibratory motion

Linear motion

Rotatory motion

Radio waves are:

Choose an answer

Longitudinal waves

Transverse waves

Electromagnetic waves

All of these

Time period is reciprocal of:

Choose an answer

Frequency

Cycle

Wave-length

Amplitude

The speed of sound is air at 21 ^oC is:

Choose an answer

336 ms^-1

343 ms^-1

430 ms^-1

470 ms^-1

Old people can not hear sound above then _____ Hz

Choose an answer

1000

15000

20000

10000

1 KB = :

Choose an answer

1024 bytes

1024 KB

1024MB

None of these

the part of waves at which particles of the medium are below the normal position are called:

Choose an answer

extreme position

crest

trough

compression

After how much time the echo must be heard?

Choose an answer

0.1 s

0.10 s

0.20 s

0.50 s

At extreme position potential energy of the pendulum is:

Choose an answer

Maximum

Minimum

Both a and b

Zero

The waves in which particles of the medium vibrate parallel to the direction of waves are called:

Choose an answer

Longitudinal waves

Transverse waves

Electromagnetic waves

Both a and c

The advantages of electronic mail are:

Choose an answer

Fast communication

Cost free service

More efficient

All of these

More Classes

Other Links

Physics 10th Class English Medium Unit 2 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