Conceptual Questions Chap # 11 – Physics 10th

Physics Notes for 10th Class Chapter-11

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Sounds:

The most interesting and important Subject Physics of 10th Class Chapter-11. Student want to know the important Questions and  physics notes for 10th class , to prepare it according to BISE Punjab. We are providing the Solution of Student Problems.

Here are important MCQs for 10th Class, Physics Chapter # 11

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1 / 64

Which form of energy is sound?

2 / 64

By using an ____________ we can see sound wave.

3 / 64

Intensity of loudest audible sound is__________

  • 10-12Wm-2
  • 1 Wm-2
  • 20Wm-2
  • All of these

Which Option is Correct ?

4 / 64

Noise has negative effects on human health it causes except ____________

5 / 64

We hear sound produce by musical instrument such as _____________

6 / 64

Which are the acoustic protection except ___________

7 / 64

Voice of Child is _______________

8 / 64

The speed of sound in air was first scene measured in ____________

9 / 64

Ultrasound is the frequency of sound higher than ___________

10 / 64

Intensity of faintest sound is __________

  • 1012 Wm-2
  • 10-12 Wm-2
  • 10-8Wm-2
  • 10-9Wm-2

Which Option is Correct ?

11 / 64

The loudness of sound is directly proportional to logarithm of intensity, this Law is called _______

12 / 64

The speed of sound varies with_______________

13 / 64

For a normal person, audible frequency range for sound wave lie between_________

14 / 64

The sensation of sound persists in our brain about ___________

15 / 64

Such sound Which are pleasant to our ears are named as ____________

16 / 64

Sound is ____________Wave.

17 / 64

Loudness of sound depends on_________

18 / 64

When the frequency of sound wave is increased, them which of following decrease?

19 / 64

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

20 / 64

The Loudness of a sound is most closely related to its_______

21 / 64

Audible frequency range is ____________

22 / 64

Ultrasonics are used to locate under water depth the technique is called_____________

23 / 64

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

24 / 64

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

25 / 64

The intensity of sound depends on the ___________ of sound.

26 / 64

The amplitude of 100 dB sound is ___________

27 / 64

Frequency of silent whistle Lies between__________

28 / 64

By ultrasonic waves ____________ can be destroyed.

29 / 64

Corresponds to irregular and sudden vibrations produced by some sound ___________

30 / 64

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

31 / 64

Astronauts in space need to communicate with each other by radio links because______

32 / 64

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

33 / 64

1 bell is equal to ____________

34 / 64

Sound is produced by__________

35 / 64

Old people cannot hear sound even above ____________

36 / 64

When the frequency of a sound wave is increased, which of the following will decrease?

37 / 64

Mice can hear frequencies up to ___________

38 / 64

Compressions are places Where air is slightly _______________ than the surrounding air.

39 / 64

Multiple reflections called ___________

40 / 64

Sound waves with frequency less than 20Hz are called _____________

41 / 64

Noise correspond ____________ vibration.

42 / 64

Pitch of sound depends on_____________

43 / 64

_____________waves carry more energy and higher frequency than sound waves.

44 / 64

Which is an example of a longitudinal wave.

45 / 64

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

46 / 64

Researcher in __________ observed giraffes to stop and wait for the others that were out of sight.

47 / 64

The study of sound is called______

48 / 64

The Level of noise recommended in most of countries is ________

49 / 64

The range of the frequency which human ear can hear is called___________

50 / 64

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

51 / 64

Intensity of whispering is ____________

  • 10-5 Wm-2
  • 10-8Wm-2
  • 10-9Wm-2
  • 10-12 Wm-2

Which Option is Correct ?

52 / 64

Bats can hear Frequencies up to_______________

53 / 64

Which bird fly easily between wires in the black room.

54 / 64

Intensity is a ____________quantity.

55 / 64

How does sound travel from its source to your ear?

56 / 64

Sound can travel only in presence of _______

57 / 64

Such sounds which are unpleasant to our ears are called ____________

58 / 64

The speed of sound in air at a2 atm pressure and at room temperature (21°C) is _______

59 / 64

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

60 / 64

The speed of sound in solid is______________ than liquid and air.

61 / 64

Ultrasonics are used to measure the depth of Water by____________

62 / 64

By which waves small cracks can appear___________

63 / 64

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

64 / 64

Powerful ultrasound is now being used to remove blood clot from _________

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MCQs Chap # 11 – Physics 10th

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(Correct Answers has shown at front end of each question)

Solved Numericals Chap # 11 – Physics 10th

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Short Questions Chap # 11 – Physics 10th

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Long Questions Chap # 11 – Physics 10th

(Download in pdf format)

Conceptual Questions Chap # 11 – Physics 10th

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Physics Notes, Numerical for Class 10th

If your are talking about the Study material of Class 10th Physics Notes chapter-11, Physics Notes for 10th Class Chapter-11, eStudent.pk is providing same helpful content against each chapter of Physics Class 11 notes pdf downloadable format of PTB book. For each chapter  there are short questions, long question, multiple-choice questions, and numerical. Similarly, in the case of extra material, there are long questions, short questions, and multiple-choice questions. So, every student can check these notes and prepare for exams.

How did we prepare from these notes? any Student of 10th class should prepared all the long question of each chapter first and practiced all the numerical as well in good grip. Then he should skimmed through all the multiple-choice question and short questions of same chapter for adamjee notes class 10 Physics 2022, adamjee notes for class 10 Physics, adamjee notes for class 10, adamjee notes. That should be enough for him to prepare a chapter and secure good marks in exams. All reader should use this technique if you like this.

Chapter wise PDF Notes / Problems / Numerical Solution of Physics

Chapter-10 – Simple Harmonic Motion and Waves

Chapter-11 – Sounds

Chapter-12 – Geometrical Optics 

Chapter-13 – Electrostatics

Chapter-14 – Current Electricity

Chapter-15 – Electromagnetism 

Chapter-16 – Basic Electronics 

Chapter-17 – Information Technology 

Chapter-18 – Atomic and Nuclear Physics

Pairing Scheme for 2021 – Physics 10th Class

 

Physics Notes for 10th Class: 

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