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An alternating voltage is given by: e = ...

An alternating voltage is given by: `e = e_(1) sin omega t + e_(2) cos omega t`. Then the root mean square value of voltage is given by:

A

`sqrt(e_(1)^(2)+e_(2)^(2))`

B

`sqrt(e_(1)+e_(2))`

C

`sqrt((e_(1)e_(2))/(2))`

D

`sqrt((e_(1)^(2)+e_(2)^(2))/(2))`

Text Solution

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The correct Answer is:
B
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