PHYSICS MCQs 1st Year CHAPTER NO.8 WAVES Test No.1

11th Class Physics MCQs 1st Year Chapter No. 8 Waves Test No. 1, FSc, Grade 11, First Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Question Answers Notes in Pdf, Old Board Papers reference with Each Question, All Queries accommodated within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

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PHYSICS 
Chapter Name : WAVES
Chapter No. 8  [Test No.1]
1st Year
Multiple Choice Questions
Note : All MCQ’s selected in this test are from OLD F.Sc. board , UHS and PMC(Pakistan Medical Commission) Islamabad 5-Years Papers.

 

 

 








Book Name :  PHYSICS
Chapter No. 8 (Test No.1)
Chapter Name : WAVES 
Total MCQ from Text Book/Board/UHS/PMC Papers :  71
Book Version  :
2022

Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 11 ( F.Sc. Intermediate)
Total Marks : 71
Total Time :   71 minutes
224

Grade 11 - Physics - Chapter 8 - WAVES - Test No. 1

Grade 11 - Physics - Chapter 8 - WAVES - Test No. 1

1 / 71

Which of the following changes due to interference of two sound waves of same frequency: (AJK 2016)(LHR 2016 GII)

2 / 71

With the increase of temperature speed of sound (RWP 2014)

3 / 71

If the period of wavemotion is 0.01 sec and wave speed is 100 ms-1 then frequency of wave is: (RWP 2018)

4 / 71

Speed of sound in copper is: (RWP, GRW 2018)

5 / 71

The speed of sound is greater in (SGD 2015) (LHR 2016 GI) (GRW 2017) (BWP 2018)

6 / 71

Speed of sound in vacuum is: (FSD 2019 GI)

7 / 71

The medium in which the speed of light is the same in all homogenous direction called ______ (FSD 2011)

8 / 71

The process followed by newton for the determination of speed of sound in air is: (AJK 2018)

9 / 71

Sound travel fasters in: (LHR 2015 GII)

10 / 71

Distance between the crest and trough is (BWP 2010)(RWP 2013)

11 / 71

Speed of sound at 0°ree;C, in air is: (LHR 2019 GI)

12 / 71

The temperature at which the velocity of sound in air is twice its velocity at 15°ree;C________? (AJK 2019 GI)

13 / 71

Two identical tuning forks are operating simultaneously, the number of beats per second will be (SGD 2013)

14 / 71

If the speed of sound in air at given pressure is 'v', then doubling the pressure, the new speed becomes equal to (GRW 2015) (FSD 2017) (LHR 2017)

15 / 71

Product of frequency "f" and time "t" is: (FSD 2019 GI)

16 / 71

Newton's forumula for the velcoity of sound in gas/ air is related as (LHR 2011) (BWP 2011)

17 / 71

Increase in velocity of sound in air per degree Celsius is (DGK 2019 GII)

18 / 71

Sound waves in air are (D.G. KHAN 2016 GII)(SGD 2018)

19 / 71

Beats can be heard when difference of frequency is not more than (LHR 2015 GI)(DGK 2015 GII, 2016 GI)(SGD,SWL,RWP,BWP 2017)

20 / 71

Appropriate range of audible frequencies for younger person (MTN 2013)

21 / 71

Sound waves cannot travel through: (D.G. KHAN 2013)

22 / 71

If 332 waves pass through a medium in one second with speed of 332 ms-1 then wavelength will be: (BWP 2017) (LHR 2018 GII) (MTN 2018 GII)

23 / 71

The dimensions of elastic modulus 'ε' is (D.G. KHAN 2016 GII)

24 / 71

The waves which do not require any medium for their propagation are called: (swl 2019 GI)

25 / 71

Beats are used to find (LHR 2015)

26 / 71

Laplace's expression for speed of sound in air is: (SWL 2015) (D.G. KHAN 2015 GI,GII)

27 / 71

Half wavelength corresponds to: (LHR 2015 GII)

28 / 71

Phase differency of 180°ree; between two waves is equal to a path difference of (D.G. KHAN 2019 GII)

29 / 71

Speed of sound in Hydrogen is higher than in oxygen by times (SGD 2019 GI)

30 / 71

Lognitudinal waves do not exhibit: (GRW 2019 GII)

31 / 71

Speed of sound in vacuum at a temperature of 0°ree;C is: (FSD 2019 GII)

32 / 71

The speed of sound is greater in solids due to their high (FSD 2015) (RWP 2017) (SWL 2018)

33 / 71

The speed of sound in air at 0°ree;C is 332m/s the speed at 2°ree;C will be (MTN 2016 GII)

34 / 71

The speed of sound in air would become double than its speed at 10°ree;C at a temperature of (D.G. KHAN 2015 GII)

35 / 71

The frequency of sound in a medium is "f" and velocity "v", if frequency is same medium becomes "4f" then velocity will be: (FSD 2019 GII)

36 / 71

The distance covered by wave in 1 second is (SGD 2019 GI)

37 / 71

The correct relation between speed of sound and absolute temperature is: (AJK 2015) (MTN 2018)

38 / 71

The product of time period and frequency (SGD 2013) (GRW 2013) (FSD 2013)

39 / 71

The time period of wave 0.2 sec. Its frequency will be (FSD 2012)

40 / 71

The value of "γ" for polyatomic gas is: (MTN 2019 GII)

41 / 71

Sound waves can not pass through (SGD 2019 GI)

42 / 71

Speed of sound in aluminium at 20 °ree;C is: (LHR 2016 GI)

43 / 71

If 20 waves pass through a medium in 1 sec. with a speed of 20 m/s then the wavelength is (D.G. KHAN 2015 G I)

44 / 71

Increase in the speed of sound for 1 °ree;C rise in temperature is (BWP 2017) (LHR 2016 G II) (FSD 2016) (SGD 2016 GI)

45 / 71

The louder the sound, the greater will be its (SWL 2017)

46 / 71

The pressure exerted by the column of mercury 76 cm high and 0°ree;C called (LHR 2013)

47 / 71

If speed of sound air at a given pressure is "v" and now if pressure is doubled then new speed will be: (MTN 2019 GI)

48 / 71

Increase in speed of sound at t°ree;C is given as: (RWP 2013)

49 / 71

The example of mechanical waves is: (MTN 2018 GII)

50 / 71

The velocity of sound is maximum at 20 °ree; C in: (BWP 2017)

51 / 71

Which one of the following media can transmit both transverse and lognitudinal wave (LHR 2013)

52 / 71

The speed of sound in air at 0°ree;C is 332m/s -1. The speed of sound at 40°ree; will ( SGD 2018 GII)

53 / 71

The speed of sound in vacuum is (DGK 2019 GI)

54 / 71

Velocity of sound is independent of: (RWP, GRW 2016)

55 / 71

The basic principle of beats is: (BWP 2015)(MTN 2017 GII)(D.G. KHAN 2018 GII)

56 / 71

The waves assoicated with the particles in motion are called (DGK 2013)(SGD 2014)

57 / 71

In order to produce beats, the two sound waves should have (LHR 2014)

58 / 71

On loading the prong of a tuning fork with wax, the frequency of sound: (MTN 2015 GI)

59 / 71

The speed of sound in air does not depend upon (MTN 2015 G II) (LHR 2015 G I) (LHR 2018 G II) (BWP 2016)(RWP 2017)

60 / 71

The value of constant 'γ' for diatomic gas is (AJK 2015)(RWP 2017)

61 / 71

THe wavelength of transverse wave travelling with speed 'v' having frequency 'f' equal to (D.G. KHAN 2015 G I) (SGD 2017)

62 / 71

The path difference for constructive intereference should be: (MTN 2015 GII)

63 / 71

The periodic increase and decrease in loudness of sound called (FSD 2017)

64 / 71

The velocity of sound in vacuum (BWP 2015) (SWL 2015,2016) (LHR 2016 GI) (SGD 2016 GII) (DGK, FSD 2017) (MTN 2014 GII)

65 / 71

The waves that do not need any medium for their propagation called (MTN 2018)

66 / 71

Two tuning forks of frequencies 240 Hz and 243 Hz are sounded togeher, the number of beats per second (BWP 2013)(RWP 2014)(MTN 2015)

67 / 71

Phase angle of 180°ree; is equivalent to a path difference of (D.G. KHAN 2015 GII)(AJK 2017)

68 / 71

The louder the sound, the greater will be its (GRW 2019 GI)

69 / 71

Tuning fork is a source of: (GRW 2019 GII)

70 / 71

Lognitudinal waves are also known as (LHR, GRW 2019)

71 / 71

The speed of sound in air depends upon (GRW 2015)

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