Solved papers for JEE Main & Advanced JEE Main Paper (Held On 25 April 2013)
done JEE Main Paper (Held On 25 April 2013) Total Questions - 2
question_answer1) When resonance is produced in series LCR circuit, then which of the following is not correct?
JEE Main Online Paper ( Held On 25 April 2013 )
A)
Current in the circuit is in phase with the applied voltage.
doneclear
B)
Inductive and capacitive reactance?s are equal.
doneclear
C)
If R reduced, the voltage across capacitor will increase.
question_answer2) A series LR circuit is connected to an ac source of frequency is equal to \[2R.\] A capacitance of capacitive reactance equal to R is added in series with L and R The ratio of the new power factor to the old one is :
JEE Main Online Paper ( Held On 25 April 2013 )