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Five sinusoidal waves have the same freq...

Five sinusoidal waves have the same frequency `500 Hz` but their amplitudes are in the ratio `2 : 1//2 : 1//2 :1:1` and their phase angles `0 , pi//6 , pi//3 , pi//2 and pi`, respectively . The phase angle of resultant wave obtained by the superposition of these five waves is

A

`30^(@)`

B

`45^(@)`

C

`60^(@)`

D

`90^(@)`

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The correct Answer is:
B
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NCERT FINGERTIPS-PRACTICE PAPPER-Practice Paper 3
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