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  8th Chapter
  
  ### 11th Class Physics Chapter 8 Test
  
  Here you can prepare 11th Class Physics Chapter 8 Waves Test. Click the button for 100% free full practice test.
  
  ## First Year Physics Chapter 8 Online MCQ Test for 1st Year Physics Chapter 8 (Waves)
  
  This online test contains MCQs about following topics:
  
  - Progressive Waves - Periodic Waves - Speed of Sound in Air - Principle of Superposition - Interference - Beats - Reflection of waves - Stationary waves - Stationary waves in a Stretched String - Stationary Waves in Air Columns - Doppler Effect
  
  ICS Part 1 Physics Ch 8 Test
  
  ### First Year Physics Chapter 8 Online MCQ Test for 1st Year Physics Chapter 8 (Waves)
  
  1 The pitch of sound deepens upon
  • A. Intensity of sound
  • B. Loudness of sound
  • C. Wavelength of sound
  • D. Frequency of sound
  2 When the amplitude of a wave become double, its energy becomes
  • A. One half
  • B. Two times
  • C. Three times
  • D. Four times
  3 The speed of sound in air does not depend upon
  • A. Temperature
  • B. Pressure
  • C. Density
  • D. Medium
  4 the velocity of sound at 0 <sup>o</sup>C is 332 ms-1, the velocity of sound at 10 <sup>o</sup>C will be
  • A. 337.1 ms-1
  • B. 338.1 ,ms-1
  • C. 342.1 ms-1
  • D. 328.1 ms-1
  5 In transverse waves the particles of medium vibrate
  • A. Along the direction of wave
  • B. Opposite to direction of wave
  • C. Perpendicular to direction of wave
  • D. Slowly
  6 10 waves pass through a point in 2 seconds with speed 10 ms-1 the frequency of wave will be
  • A. 1 Hz
  • B. 2 Hz
  • C. 5 Hz
  • D. 10 Hz
  7 In stationary waves the points which always remain at rest are.
  • A. Nodes
  • B. Antinodes
  • C. Crest
  • D. Trough
  8 When the amplitude of a wave is increase to doubled is energy.
  • A. Remain the same
  • B. Increases 4 times
  • C. Increases by two times
  • D. Decreases by half
  9 Wavelength of a wave for closed pipe having length 'l' in the fundamental mode is.
  • A. 2 l
  • B. 1/2
  • C. 4 l
  • D. l
  10 If a stretched string 4 m long and it has 4 loops of stationary waves, then the wave length is.
  • A. 1m
  • B. 2 m
  • C. 3 m
  • D. 4 m
  
  ### Top Scorers of 11th Class Part 1 Physics Chapter 8 Test Online
  
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  Lahore01 - Feb - 2024
  
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