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R G PUBLICATION-ALTERNATING CURRENT-EXERCISE
- What is the average value of a.c. over a complete cycle?
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- What is the relation between mean value and peak value in a.c.
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- What is the relation between r.m.s value and peak value?
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- Can we use a capacitor instead of choke coil for reducing a.c.
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- What is the minimum value of power factor?
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- What is the phase difference between voltage and current in L-C-R circ...
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- What is meant by electric inertia?
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- What is the impedance of a pure inductance?
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- Show that an alternating voltage V=Vm sin omegat applied to a resisto...
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- A light bulb is rated at 60w for a 230 v supply. Find the resistance o...
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- A light bulb is rated at 60w for a 230 v supply. Find the peak voltage...
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- A light bulb is rated at 60w for a 230 v supply. Find the rms current ...
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- Draw the phasor diagram and graph of nu versus io for the circuit be...
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- Draw the graphs of nu and I versus omegat for a series LCR circuit wh...
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- Write a short note on resonance.
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- Write the different applications of resonant circuit.
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- Write a short note on sharpness of resonance.
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- What are the two reasons for which LC Oscillations is not realistic?
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- Differentiate between step up and step down transformer.
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- Define the turn ratio, voltage ratio and current ratio of a transforme...
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