Physics, 15.10.2020 08:01 delawdermia27
If E1 = Eo Cos(w t) and E2 = Eo Cos(w t + theta) :
a) Derive an expression for E = E1 +E2.
b) Plot E = E1 +E2 as a function of t (choose appropriate values of the unspecified quantities).
c) Plot the amplitude of E = E1 + E2 as a function of theta (choose appropriate values of the unspecified quantities).
d) What is the value of the amplitude when (1) theta =0 and (2) theta = 90 dɛypeso; (choose appropriate values of the unspecified quantities).
Answers: 3
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If E1 = Eo Cos(w t) and E2 = Eo Cos(w t + theta) :
a) Derive an expression for E = E1 +E2.
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