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A step-up transformer is operated on a 2.5 kV line
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1
|
5553
|
December 9, 2016
|
|
In any AC circuit, is the applied instantaneous voltage equal to the algebraic sum
|
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1
|
2438
|
December 9, 2016
|
|
A 60 W load is connected to the secondary of transformer
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1
|
2337
|
December 9, 2016
|
|
A power transmission line feeds input power at 2300 V
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1
|
5033
|
December 9, 2016
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|
A resistor of 400 Ω
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1
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3301
|
December 9, 2016
|
|
A lamp is connected in series with a capacitor
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1
|
3095
|
December 9, 2016
|
|
When an AC source is connected to an ideal capacitor
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1
|
1090
|
December 9, 2016
|
|
What is the maximum current in the circuit?
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1
|
2128
|
December 9, 2016
|
|
What is the maximum current in the coil?
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1
|
1281
|
December 9, 2016
|
|
An inductor L of inductance XL is connected in series
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1
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2196
|
December 9, 2016
|
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Find the instantaneous power Pi supplied to the inductor
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1
|
2304
|
December 9, 2016
|
|
What is the average power transferred to the circuit in one complete cycle?
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1
|
836
|
December 9, 2016
|
|
Find the bandwidth and mark in the figure
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1
|
970
|
December 9, 2016
|
|
Capacitor C, a variable resistance R and a bulb B are connected in series
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1
|
7595
|
December 9, 2016
|
|
Calculate the quality factor of a series
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1
|
4636
|
December 9, 2016
|
|
The graphs (a) and (b) represent the variation of the opposition
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1
|
7300
|
December 9, 2016
|
|
A 60 µ F capacitor is connected to a 110 V
|
|
1
|
1488
|
December 9, 2016
|
|
What must be the range of its variable capacitor?
|
|
1
|
1361
|
December 9, 2016
|
|
Both alternating current and direct current are measured in amperes
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|
1
|
2367
|
December 9, 2016
|
|
A 44 mH inductor is connected to 220 V, 50 Hz AC supply
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|
1
|
1991
|
December 9, 2016
|
|
What is the rms value of current in the circuit?
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|
1
|
684
|
December 9, 2016
|
|
A light bulb is rated 100 W for 220 V
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1
|
16620
|
December 9, 2016
|
|
Show that heat produced in a cycle
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|
1
|
1598
|
December 9, 2016
|
|
An alternating voltage given by E = 140 sin 314t
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|
1
|
2024
|
December 9, 2016
|
|
The peak voltage of an AC supply is 300V
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|
1
|
1637
|
December 9, 2016
|
|
Draw a schematic arrangement for winding of primary and secondary coil
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|
1
|
7396
|
September 8, 2016
|
|
State the working of a.c. generator with the help of a labelled diagram
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1
|
6978
|
September 8, 2016
|
|
Draw a labelled diagram of a step-down transformer. State the principle of its working
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1
|
9806
|
September 8, 2016
|
|
Write the function of a transformer
|
|
1
|
3973
|
September 8, 2016
|
|
State the underlying principle of a transformer
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|
1
|
2489
|
September 8, 2016
|