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  • In the LCR series circuit, the voltmeter and ammeter readings are

In the LCR series circuit, the voltmeter and ammeter readings are

 

Option: 1

E = 100 volts, I = 2 amp
 


Option: 2

E = 100 volts, I = 5 amp
 


Option: 3

E = 300 volts, I = 2 amp
 


Option: 4

E = 300 volts, I = 5 amp


Answers (1)

best_answer

V_{L} and V_{C} will be in opposite phase so they will cancel each other being equal in magnitude.
\therefore  Resultant potential difference = applied p.d. = 100 volts
Hence Z = R

\mathrm{I_{r m s}=\frac{V_{r m s}}{Z}=\frac{100}{50}=2 \mathrm{amp}}

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Ritika Harsh

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