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Grade 10Wave Motion

Ratio of intensities of two waves are given by 4:1. Then the ratio of the amplitudes of the two waves is

(a) 2:1

(b) 1:2

(c) 4:1

(d) 1:4

Profile image of Hrishant Goswami
12 Years agoGrade 10
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1 Answer

Profile image of Amit Saxena
12 Years ago

(a)
    I_2/I_2 =(a_1^2)/(a_2^2 )   =4/1   

  a_1/a_2 =2/1