Questions
Match List-I with List-II
List-I | List-II |
A) Phase difference between current and voltage in a purely resistive AC circuit | i) ; current leads voltage |
B) Phase difference between current and voltage in a pure inductive AC circuit | ii) zero |
C) Phase difference between current and voltage in a pure capacitive AC circuit | iii) ; current lags voltage |
D) Phase difference between current and voltage in an LCR series circuit | iv) |
Choose the most appropriate answer from the options given below:
detailed solution
Correct option is D
In “C” circuit, current leads by π2 with emfIn “L” circuit, current lags π2 with emfIn LCR series circuit , tanϕ=XL-XCRTalk to our academic expert!
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In the series LCR circuit as shown in figure, the heat developed in 80 seconds and amplitude of wattless current is:
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