| 1 |
The is 20 Volt accross the inductor and 15 volt across the resistance in the a.c supplied series R-L circuit. What would be the supply voltage
|
20 Volt <br>
15 Volt <br>
25 Volt <br>
17.5 Volt <br>
|
| 2 |
A transformer mainly transforms
|
Current <br>
Voltage <br>
Frequency <br>
Power <br>
|
| 3 |
What is the power factor of a pure resistor circuit?
|
One <br>
Zero <br>
Leading <br>
Lagging <br>
|
| 4 |
Which type of oscillator is most stable in simple circuit?
|
Crystalline oscillators <br>
Clapp oscillators <br>
Colepitts oscillator <br>
Armstong oscillator<br>
|
| 5 |
What is the proper use of signal generator?
|
Designing<br>
Testing<br>
Repairing<br>
All of these<br>
|
| 6 |
if one cylinder of a diesel engine receives more fuel then the other, then for that cylinder the-
|
Exhaust will be smokey <br>
Piston ring would stik into piston grooves <br>
Scavenging occurs <br>
Engine starts overheating <br>
|
| 7 |
The information is sent by CW transmitter by -
|
Changing the audio frequency <br>
interrupting radio signal <br>
Using microphone <br>
Using camera <br>
|
| 8 |
Moisture can be removed form lubricating oil using
|
Tubular centrifugal <br>
Clarifies <br>
Sparkler filter <br>
Vacuum leaf filter <br>
|
| 9 |
Germanium possesses-
|
Tow valence electrons <br>
Three valence electrons <br>
Four valence electrons <br>
Five valence electrons<br>
|
| 10 |
Which of the following is not a property of difference amplifies?
|
Capacitor is used in it<br>
It is used to compare two singles<br>
Difference amplifier yields more then the<br>
Frequency of difference amplifier <br>
|
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