Question

Which pattern in Fig. shows a soft (not loud) note?

1. 
    
2. 
    
3. 
    
4. 
   

विकल्प

• I

• II

• III

• IV

Answer 1

II

Explanation:

Loudness depends mainly on the amplitude of the wave. Pattern I has the smallest amplitude, so it represents a soft (not loud) note. Patterns II and IV have larger amplitudes, while III has an irregular varying amplitude.