CHETANA PUBLICATION-AC CIRCUITS-Exercise
- A capacitor is used with an A.C. source of 110 V and frequency 50 Hz. ...
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- An a.c. consists of a resistor of 10W, inductor of 0.1 H and capacitor...
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- An A.C. circuit consists of inductor of inductance 125 mH connected in...
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- In an ac circuit, V and I are given by V = 100 sin (100t) volts,I =100...
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- The frequency of ac mainsin India is
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- The peak value of 220 volts of ac mainsis
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- If a current I given by Io sin (omega-pi/2) flowsin an ac circuit acro...
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- In an ac circuit, the current is given by I = 5sin ( 100t-pi/2)and the...
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- The frequency of an alternating voltage is 50 cycles//sec and its ampl...
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- The ratio of peak value and r.m.s. value of an alternating current is
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- The power factor of LCR circuit at resonance is
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- Power delivered by the source of the circuit becomes maximum, when
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- In a circuit containing an inductance of zero resistance, the e.m.f. o...
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- An alternating e.m.f. is applied to purely capacitive circuit. The pha...
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- An alternating current of frequency 'f isflowing in a circuit containi...
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- The average power dissipation in a pure capacitance in ac circuit is
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- An alternating voltage e = 200 sqrt2 sin (100 t) is connected to a 1mi...
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- L, C and R denote inductance, capacitance and resistance respectively....
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- What will be the phase difference between virtual voltage and virtual ...
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- Power factor is maximum in an LCR circuit when
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