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Which of the following is also known as antiresonant circuit?

A. Parallel resonant circuit

B. Series resonant circuit

C. Tuned circuit

D. Tank circuit

Correct Answer :

A. Parallel resonant circuit


Related Questions

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Which of the following conditions is not true for a series RLCcircuit at resonance?

A. Z = jXL

B. XL= XC

C. The power factor is one

D. The magnitude of Z is

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4

What rating of a resistor determines its ability to absorb heat?

A. Wattage

B. Ohmic

C. Current

D. Voltage

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4

What is considered as the most important value of a sine wave?

A. Effective value

B. Peak value

C. Average value

D. Instantaneous value

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4

Points to be considered in choosing a capacitor

A. Working voltage

B. Type of dielectric

C. Capacitance

D. All of the above

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Rationalizing the denominator of a complex number means

A. Eliminating the j component in the denominator

B. Adding j component in the denominator

C. Eliminating the j component in the numerator

D. Adding j component in the numerator

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4

For maximum power transfera what is the relation between load resistance RL and internal resistance R of the voltage source?

A. RL= 2 r

B. RL= 1.5 r

C. RL= r

D. RL= 3 r

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4

In a complex resistance-reactance planea XLis represented

A. By an axis opposite the R axis

B. By an axis perpendicular to the XC axis

C. By an axis opposite the XCaxis

D. By an axis parallel to the R axis

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4

What value of R is needed with a 0.05 F Cfor an RCtime constant of 0.02 s?

A.

B. 400 M

C. 400 G

D. 400 k

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Parallel resonant circuit is sometimes called as

A. Acceptor circuit

B. Rejector circuit

C. Inductive circuit

D. Capacitive circuit

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4

What increases the resistance of wire at high frequencies?

A. Temperature

B. Voltage

C. Skin effect

D. Insulation

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What dielectric is generally employed by a variable capacitor?

A. Mica

B. Air

C. Electrolyte

D. Ceramic

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The wavelength of an alternating waveform depends upon the ___ of the variation.

A. Period

B. Number

C. Frequency

D. Amplitude

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In an inductive coila the rate of rise of current is maximum

A. Near the final maximum value of current

B. At midvalue of current

C. At half-power points

D. After one time constant

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4

Electric energy refers to

A. Volt divided by coulomb

B. Voltampere

C. Volt-coulomb

D. Watt divided by time

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Two complex numbers or phasors are said to be conjugate if they

A. Differ only in the algebraic sign of their quadratic components

B. Differ only in the algebraic sign of their real components

C. Are equal in their real and quadrature components including alge

D. Are equal in their real components but differ in their quadrature components i ncluding algebraic signs.

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And ideal current source has an internal conductance of _____ siem

A. Infinite

B. One

C. Zero

D. One million

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A capacitor is basically constructed of

A. Two conductors separated by a dielectric

B. Two dielectric separated by a conductor

C. Conductors and dielectric

D. Conductors and semiconductors

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4

The reason why electrical appliances are connected in parallel.

A. It is a simple circuit

B. This makes the operation of appliances independent with each other

C. This results in reduced power consumption

D. All of the above

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Leakage resistance in a capacitor results into

A. Internal heating

B. Internal bleeding

C. Shorter useful life

D. Short-circuiting

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In an ac circuit with inductive reactance ?, the

A. Phase angle of the circuit is always 45�

B. Voltage across the inductance must be 90� out o f-phase witht he applied voltage

C. Current through the inductance lags its induced voltage by 90�

D. Current through the inductance and voltage across it are180� outof-phase

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The internal resistance of an ideal current source is

A. Infinite

B. Zero

C. Equal to the load resistance

D. To be determined

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Which of the following is a way of decreasing mutual inductance?

A. Moving the coils closer

B. Moving the coils apart

C. Decreasing the number of turns of either coil

D. Increasing the number of turns of either coil

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4

The farad is not equivalent to which of the following combination of units

A. CV2

B. C2/J

C. C/V

D. J/V2

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4

If a certain circuit has a current that is lagging the voltage by 45�a then it displays

A. Pure inductive reactance

B. Resistance and capacitance reactance

C. Resistance and inductive reactance

D. Pure capacitive reactance

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4

What is the total resistance of a two equal valued resistors in series?

A. The difference of both

B. The product of both

C. Twice as one

D. The sum of their reciprocals

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4

A switch designed to have low capacitance between its terminal when open.

A. LOCAP switch

B. AntiLOCAP switch

C. Anticapacitance switch

D. Capacitance switch

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If the output resistance of a voltage source is 4 a it internal resistance should be

A.

B.

D. Infinite

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The charge in the capacitor is stored at the

A. Terminals

B. Plates

C. Dielectric

D. Air

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Which of the following does not refer to electrical energy?

A. Volt-ampere

B. Joule

C. Watt-second

D. Volt-coulomb

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4

The charging of a capacitor through a resistance follows what law?

A. Linear law

B. Hyperbolic law

C. Inverse-square law

D. Exponential law