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A step-up transformer is operated on a 2.5 kV line
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1
|
5914
|
December 9, 2016
|
|
In any AC circuit, is the applied instantaneous voltage equal to the algebraic sum
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1
|
2550
|
December 9, 2016
|
|
A 60 W load is connected to the secondary of transformer
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1
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2447
|
December 9, 2016
|
|
A power transmission line feeds input power at 2300 V
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1
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5140
|
December 9, 2016
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A resistor of 400 Ω
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1
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3757
|
December 9, 2016
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A lamp is connected in series with a capacitor
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1
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3183
|
December 9, 2016
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When an AC source is connected to an ideal capacitor
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1
|
1182
|
December 9, 2016
|
|
What is the maximum current in the circuit?
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1
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2301
|
December 9, 2016
|
|
What is the maximum current in the coil?
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1
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1372
|
December 9, 2016
|
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An inductor L of inductance XL is connected in series
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1
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2343
|
December 9, 2016
|
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Find the instantaneous power Pi supplied to the inductor
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1
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2520
|
December 9, 2016
|
|
What is the average power transferred to the circuit in one complete cycle?
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1
|
900
|
December 9, 2016
|
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Find the bandwidth and mark in the figure
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1
|
1056
|
December 9, 2016
|
|
Capacitor C, a variable resistance R and a bulb B are connected in series
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1
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7701
|
December 9, 2016
|
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Calculate the quality factor of a series
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1
|
4970
|
December 9, 2016
|
|
The graphs (a) and (b) represent the variation of the opposition
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1
|
7910
|
December 9, 2016
|
|
A 60 µ F capacitor is connected to a 110 V
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1
|
1629
|
December 9, 2016
|
|
What must be the range of its variable capacitor?
|
|
1
|
1483
|
December 9, 2016
|
|
Both alternating current and direct current are measured in amperes
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1
|
2452
|
December 9, 2016
|
|
A 44 mH inductor is connected to 220 V, 50 Hz AC supply
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1
|
2087
|
December 9, 2016
|
|
What is the rms value of current in the circuit?
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|
1
|
744
|
December 9, 2016
|
|
A light bulb is rated 100 W for 220 V
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1
|
16755
|
December 9, 2016
|
|
Show that heat produced in a cycle
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1
|
1731
|
December 9, 2016
|
|
An alternating voltage given by E = 140 sin 314t
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1
|
2150
|
December 9, 2016
|
|
The peak voltage of an AC supply is 300V
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1
|
1764
|
December 9, 2016
|
|
Draw a schematic arrangement for winding of primary and secondary coil
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1
|
7673
|
September 8, 2016
|
|
State the working of a.c. generator with the help of a labelled diagram
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1
|
7270
|
September 8, 2016
|
|
Draw a labelled diagram of a step-down transformer. State the principle of its working
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1
|
10061
|
September 8, 2016
|
|
Write the function of a transformer
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1
|
4205
|
September 8, 2016
|
|
State the underlying principle of a transformer
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1
|
2576
|
September 8, 2016
|