Three harmonic waves having equal frequency v and same intensity I0, have phase angles 0, π/4 and – π/4 respectively.

Question 1

Three harmonic waves having equal frequency v and same intensity I0, have phase angles 0, π/4 and – π/4 respectively. When they are superimposed the intensity of the resultant wave is close to :

(1) 5.8 I0

(2) 0.2 I0

(3) I0

(4) 3 I0

Question 2

Answer is (1) 5.8 I0

Let amplitude of each wave is A.

Resultant wave equation

kratos · Answer 1 · 2020-12-09T04:59:58+0000

Answer is (1) 5.8 I0

Let amplitude of each wave is A.

Resultant wave equation

Three harmonic waves having equal frequency v and same intensity I0, have phase angles 0, π/4 and – π/4 respectively.

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1 Answer

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Three harmonic waves having equal frequency v and same intensity I0, have phase angles 0, π/4 and – π/4 respectively.

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1 Answer

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