In an A.C. circuit resistance R , inductance L and capacitance C are in parallel. The value of R is 50Ω , inductive reactance X L = 40Ω and capacitive reactance X C = 25Ω . Then the reading of amm

Question

In an A.C. circuit resistance R , inductance L and capacitance C are in parallel. The value of R is 50Ω , inductive reactance X L ​ = 40Ω and capacitive reactance X C ​ = 25Ω . Then the reading of ammeter will be:

TestHub · Accepted Answer

​ I = I 2 R ​ + ( I C ​ − I L ​ ) 2 ​ I R ​ = R E ​ = 50 200 ​ = 4 A I C ​ = X C ​ E ​ = 25 200 ​ = 8 A I L ​ = X L ​ E ​ = 40 200 ​ = 5 A I = ( 4 ) 2 + ( 8 − 5 ) 2 ​ I = 16 + 9 ​ = 25 ​ I = 5 A ​

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