The impedence of a series LCR circuit varies with frequency of applied voltage source as...
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The impedence of a series LCR circuit varies with frequency of applied voltage source as below Z 3z 9 00 Identify the correct option 00 1 At current lags the source emf by radians 2 At current leads the source emf by radians 3 0 0 00 4 All of these Q W 4 pla The graph between charge Q in coulomb and time t in second is parabolic The average current in the interval 0 to 4 second is 2 pr 10 0 1 2 amp 2 1 amp 3 16 amp 4 4 amp The r m s value of current for one teric period in the above diagram which is plotted between i and t is 4 1 2 A Telegram eetquestion paper 1 3 2 2 A The value of C if circuit becomes resonant after closing the key is CL 1 R 3 0000000 V V sinot A 1 4 2 2 A L 00 L 5 A series LCR circuit is in resonance at a frequency 0 0 000 At 00 29 the best phasor diagram K 2 C C representing the relation between current and voltage phasor is JY 4 Vy
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