Question

A coil of resistance R and inductance L has a capacitor C in parallel with it. The source frequency is adjusted to a value equal to resonant frequency. Another capacitor C is added in parallel with the above circuit, the source current will

a.

increase

b.

decrease

c.

remain the same

d.

may increase or decrease

Answer: (b).decrease

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. A coil of resistance R and inductance L has a capacitor C in parallel with it. The source frequency is adjusted to a value equal to resonant frequency. Another capacitor C is added...

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Discharge breakdown in insulators is due to voids.

Q. If a coil has diameter 'd' number of turns 'N' and form factor 'F' then the inductance of coil is proportional to

Q. Which of the following is correct?

Q. For 2 port reciprocal network, o.c. output voltage divided by input current is equal to

Q. An RC impadence function has a pole at s = 0. The first element in the Foster form of synthesis

Q. μ₀ = 8.85 x 10¯¹²F/m.

Q. A series RC circuit has fixed XC, and variable R. The current locus is in the first quadrant.

Q. One limitation of constant k filters is that Z0 is not constant in the pass band.

Q. The response to sinusoidal excitation can be found by

Q. The time constant of an R.C. circuit increases if the value of resistance is

Q. For an RC impedance function

Q. Assertion (A): In high Q circuits poles of Y(s) lie close to ω axis in complex frequency plane.

Reason (R): Q is inversely proportional to damping factor.

Q. If the ratio p(s)/q(s) represents a transfer function then

Q. The nodal method of circuit analysis is based on

Q. Pico-farad is equal to

Q. A network has only independent current sources and resistance. If values of all resistors are doubled, the values of node voltages

Q. In a R-L-C circuit at resonance is

Q. The zeros of a minimum phase function lie on

Q. A network contains only independent current source and resistors. If the values of all resistors are doubled, the value of the node voltage

Q. Which of the following statements is correct?

Recommended Subjects

Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!