Two waves of the same frequency have opposite phase when the phase angle between them is________?
A360°
B90°
C0°
D180°
Correct answer
D. 180°
Explanation
The correct answer is 180°.
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Study 109 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
D. 180°
Explanation
The correct answer is 180°.
Correct answer
C. results in all above
Explanation
The correct answer is results in all above.
Correct answer
B. R-L-C circuit
Explanation
The correct answer is R-L-C circuit.
Correct answer
C. no where
Explanation
The correct answer is no where.
Correct answer
C. mean value
Explanation
The correct answer is mean value.
Correct answer
B. can dissipate considerable amount of power
Explanation
The correct answer is can dissipate considerable amount of power.
Correct answer
D. the number of waves passing through a point in one second
Explanation
The correct answer is the number of waves passing through a point in one second.
Correct answer
D. the statement is incorrect
Explanation
The correct answer is the statement is incorrect.
Correct answer
B. the current lags behind the voltage by 90°
Explanation
The correct answer is the current lags behind the voltage by 90°.
Correct answer
D. 100 n
Explanation
The correct answer is 100 n.