Electrical Theory Practice Test Questions And Answers 100% Guaranteed Success.
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Course
Electrical Theory Practice
Institution
Electrical Theory Practice
Electrical Theory Practice Test Questions And Answers 100% Guaranteed Success.
Voltmeter - correct answer. A high resistance is connected in series with the internal coil of a galvanometer to make?
If a transformer ratio is 20/1, what does it mean for the secondary? - correct answ...
Electrical Theory Practice Test Questions
And Answers 100% Guaranteed Success.
Voltmeter - correct answer. A high resistance is connected in series with the internal
coil of a galvanometer to make?
If a transformer ratio is 20/1, what does it mean for the secondary? - correct answer.
The primary voltage is 20 times greater than that of the secondary.
If a motor enclosure is designed to contain sparks or flashes that could ignite
surrounding vapors or gases, then the enclosure is considered to be which of the
following: - correct answer. Ventilated
The output of a 3-phase transformer is measured in what units? - correct answer.
Amperes
In order to change the rotation of a DC series motor, what must be done? - correct
answer. F1 and F2 must be reversed.
What does Bonding do? - correct answer. Controls the load on the system installation
A meter used to measure both AC and DC voltage and current is known as? - correct
answer. Multimeter
What material is used on conduits inside and outside of a box? - correct answer.
Couplings
If a transformer has a voltage step-down from 117 volts to 6 volts then the ratio of the
transformer is equal to what? - correct answer. 1: 19, 5
If the power factor of a circuit is increased, then what occurs? - correct answer. The
reactive power is decreased
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