Physics 10 Unit 11 MCQs Tests

ByMuhammad Zaman

In this post, we have prepared 3 MCQs tests of Federal Board Physics 10 Unit 11 MCQs Tests. For more Class 10 Physics MCQs Tests visit this page.

Physics 10 Unit 11 MCQs Tests

Practice MCQs Test No 1

/20
413

Class 10 Physics

Chapter 11

Practice MCQs Test No 1

1 / 20

The intensity of sound depends on the _________ of sound.

2 / 20

Distance between two consecutive compressions and rarefactions is the _____________ of sound wave.

3 / 20

Loudness of sound depends on

4 / 20

The amplitude of 100 dB sound is:

5 / 20

Intensity of whispering is ______

6 / 20

The loudness of sound is directly proportional to logarithm of intensity, this law is called ________

7 / 20

Sound is ___________ Wave

8 / 20

Intensity of faintest sound is

9 / 20

The study of sound is called

10 / 20

By using a/an __________ we can see sound wave.

11 / 20

Voice of Child is _____

12 / 20

Sound can travel only in presence of

13 / 20

Intensity is a _____ quantity.

14 / 20

Frequency of silent whistle lies between

15 / 20

Sound is produced by

16 / 20

Pitch of sound depends on

17 / 20

1 bell is equal to

18 / 20

Intensity of loudest audible sound is

19 / 20

Characteristic by which we can distinguish between two sounds of same loudness and pitch is called

20 / 20

_________ is the characteristic of sound by which we can distinguish between a shrill and a grave sound.

Your score is

LinkedIn Facebook Twitter VKontakte

Please rate this quiz and give your feedback.

Practice MCQs Test No 2

/20
281

Class 10 Physics

Chapter 11

Practice MCQs Test No 2

1 / 20

We hear sound produce by musical instrument such as

2 / 20

Rarefactions are places where air is slightly _____________ than the surrounding air.

3 / 20

The speed of sound in air at 2 atm pressure and at room temperature (21°C) is

4 / 20

Mice can hear frequencies up to:

5 / 20

The speed of sound in solid is _____ than liquid and air.

6 / 20

Such sounds which are unpleasant to our ears are called:

7 / 20

The speed of sound in air was first accurately measured in

8 / 20

Multiple reflections are called

9 / 20

Echo of sound is:

10 / 20

Such sound which are pleasant to our ears are called _____________

11 / 20

For a normal person audible frequency range for sound wave lie between

12 / 20

Bats can hear frequencies up to ______

13 / 20

The level of noise recommended in most of countries is:

14 / 20

The sensation of sound persists in our brain for about

15 / 20

Compressions are places where air is slightly ____________ than the surrounding air.

16 / 20

For hearing distinct echoes, the minimum distance of obstacle from source of source of sound must be

17 / 20

The method used to absorb undesirable sound by soft and porous surface is called:

18 / 20

The speed of sound varies with

19 / 20

_______ corresponds to irregular and sudden vibrations produced by some sound.

20 / 20

The speed of sound in solid is about _____ times that in gases.

Your score is

LinkedIn Facebook Twitter VKontakte

Please rate this quiz and give your feedback.

Practice MCQs Test No 3

/19
216

Class 10 Physics

Chapter 11

Practice MCQs Test No 3

1 / 19

Infrasonic is the frequency of sound less than

2 / 19

Powerful ultrasound is now being used to remove blood clots from:

3 / 19

By which waves small cracks can appear:

4 / 19

Ultrasonics are used to locate under-water depth. This technique is called:

5 / 19

Which bird fly easily between wires in the black room?

6 / 19

______  waves carry more energy and higher frequency than sound waves.

7 / 19

When the frequency of a sound wave is increased which of following decreases?

8 / 19

Ultrasonics are used to measure the depth of water by ______

9 / 19

Audible frequency range is

10 / 19

Noise corresponds to _____________ vibrations.

11 / 19

Sound waves with frequency less than 20Hz are called:

12 / 19

Bats can hear frequency up to

13 / 19

Ultrasound is the frequency of sound higher than

14 / 19

The range of the frequency which human, ear can hear is called

15 / 19

By ultrasonic waves ______ are destroyed.

16 / 19

Which are the acoustic protection except

17 / 19

Old people cannot hear sound even above

18 / 19

According to wave equation v = fλ the wavelength of ultra sonic waves are:

19 / 19

Noise has negative effects on human health it cause except

Your score is

LinkedIn Facebook Twitter VKontakte

Please rate this quiz and give your feedback.

Similar Posts

One Comment

Leave a Reply

Your email address will not be published. Required fields are marked *