Worksheets24-04-20
Total questions: 10
Worksheet time: 9mins
Which of the following cables are widely used for indoor wiring in dry locations such as bedrooms, family rooms, or kitchens.
Flexible armored cable, type AC
Metal-clad cable, type MC,
Romex Cable
All the options are correct
When the supply voltage increases, flux will:
Increase
Decrease
Remains Same
None
Which one the following switch is used in Transformer Tap Changing:
Dial Switch
Drum Switch
Magnetic Switch
Pneumatic Switch
Which of the following Circuit Breaker requires least maintenance
Vacuum Circuit Breaker
SF6 Circuit Breaker
Air Blast Circuit Breaker
Oil Circuit Breaker
The ratio of voltage and electrical current in a closed circuit:
Varies Exponentially
Varies Linearly
Varies in terms of cube of the ratio
Remains Constant
In a highly capacitive circuit the actual power will be always:
Larger than the reactive power
Lesser than the reactive power
Equal to apparent power
Equal to reactive power
Distribution Transformers are designed to have maximum efficiency at ___ of the operating load:
60 % to 70 %
50 % to 60 %
90 %
80% to 100 %
Generally Transformer Taps shall be present in which of the following side:
HV Side
LV Side
Both
None
Electrical Transformer can able to Transform both AC and DC Voltages in a Circuit:
True
False
Transformer works on which of the following principle:
Lenz Law
Fleming's Law
Faraday's Law of Electromagentic induction
Ampere's Law
