Related Questions
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4
Norton�s theorem is ____ Thevenin�s theorem.
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4
Which of the following does not refer to electrical energy?
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4
The reciprocal of a complex number is
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What is the reciprocal of capacitance?
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4
Which of the following is a common material used in wire-wound resistors?
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4
Liquids that are good conductors because of ionization are called
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4
If voltage across the plates of 2 F capacitor is increased by 4 Va then charge on the plates will
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4
In a multiple capacitora the plate area is
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4
A trimmer is a variable capacitor in which capacitance is varied by changing the
C. Distance between plates
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4
An electric circuit contains
C. Both active and passive elements
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4
An open resistor when checked with an ohmmeter reads
C. High but within the tolerance
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Which of the following represents the energy stored in a cap
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4
What is the value of a carbon composition resistor with the following color code: Browna whitea orangea red
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4
The voltage cannot be exactly in phase with the current in a circuit that contains
C. Inductance and capacitance
D. Inductancea capacitance and resistance
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When the net reactance in a series coil-capacitor circuit is zero at frequency fa the nature of its reactance of frequency 2f is
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The presence of an electric current is made known by
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In a resonant circuita if Q ? 10 resonant frequency _______ bandwidth.
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At what frequency will the current in a series RLCcircuit reach its maximum value for an applied voltage of 15 V with R = 500 a L = 100 H and C= 0.001 F?
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4
In a rectangular wavea the form factor is
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Which of the following is neither a basic physical law nor deliverable from one?
C. Kirchhoff�s first law
D. Kirchhoff�s second law
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4
Norton�s theorem is what form of an ac equivalent circuit?
C. Both voltage and current
D. Neither voltage nor current
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4
Loop currents should be assumed to flow in which direction
D. Either B or C arbitrarily selected
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What is the efficiency under the conditions of maximum power transfer?
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4
Electric energy refers to
A. Volt divided by coulomb
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What is the total effective capacitance of two 0.25 F capacitors connected in series?
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4
A capacitance of 0.05 F equals
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What is the total resistance of a two equal valued resistors in series?
A. The difference of both
D. The sum of their reciprocals
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4
An alloy composed of 84 % coppera 12 % manganese and 4 % nickel.
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The Q-factor of a series resonant circuit is also known as
A. Current magnification factor
B. Voltage magnification factor
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When the power factor of a circuit is zeroa
A. Power absorbed is maximum
B. Power absorbed is minimum
C. Power absorbed is zero
D. The impedance is minimum