Physics XI Karachi Board [Sound] MCQS Online Test - 2
Physics Aptitude Test. 20  More Questions from Chapter 08-B Sound.
      
        Q1. Notes played on piano and violin are distinguished because of their
        
        
     
    
        Q2. Doppler’s effect cart be applied to
        
        
     
    
        Q3. Sound produced by a closed end organ pipe contains
        
        
     
    
        Q4. The discrepancy in the theoretical and experimental value of sound waves was explained by:
        
        
     
    
        Q5.  The velocity of sound is maximum in:
        
        
     
    
        Q6. The speed of sound is minimum in:
        
        
     
    
        Q7.  Magnitude of auditory sensation produced by sound is known as:
        
        
      
    
        Q8.  The energy transmitted per second through a unit area by the sound waves is called
        
        
      
    
        Q9. The loudness L is proportional to the logarithm of intensity I is called:
        
        
     
    
        Q10. Unit for intensity of sound is:
        
        
     
    
    
        Q12. The loudness of sound depend upon:
        
        
     
    
        Q13.  The characteristic of sound by which a shrill sound can be distinguished from a grave one is known as:
        
        
     
    
         Q14.  We can distinguish between two sounds of same loudness and pitch due to:
        
        
     
    
         Q15.  The pitch of sound depends upon:
        
        
     
    
         Q16.  The pitch of women voice as compared to man is:
        
        
     
    
         Q17.  When two waves reinforce each other and the resulting sound is loudest then this sort of interference is called: 
        
        
     
    
         Q18.  The periodic increase or decrease in the loudness of sound is called:
        
        
     
    
         Q19.  The number of beats per second of two forks is equal to the difference between their:
        
        
     
    
         Q20.  Beats can be heard when difference of frequency is not more than:
        
        
     
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