How well do you understand the design, building and maintenance of electrical control systems, machinery and equipment? Test your knowledge and prepare for your exams with these Electrical Engineering questions and answers.
The number of kilowatts in 135 milliwatts is
1.35 × 10–4 kW
135 × 10–3 kW
0.0135 kW
0.00135 kW
Correct answer is A
No explanation has been provided for this answer.
When converting 7,000 nA to microamperes, the result is
0.007 µA
0.7 µA
700 µA
7 µA
Correct answer is D
No explanation has been provided for this answer.
When these numbers are multiplied, (6 × 103) (5 × 105), the result is
3 × 108
30 × 108
300 × 109
3,000 × 107
Correct answer is B
No explanation has been provided for this answer.
The current in a given circuit is not to exceed 24 A. Which value of fuse is best?
a fuse is not necessary
10 A
24 A
20 A
Correct answer is C
No explanation has been provided for this answer.
An ohmmeter is an instrument for measuring
current
voltage
resistance
wattage
Correct answer is C
No explanation has been provided for this answer.
A red, red, orange, gold resistor has a nominal value of
22,000 Ω
2,200 Ω
22 Ω
2.2 Ω
Correct answer is A
No explanation has been provided for this answer.
An ammeter is an electrical instrument used to measure
current
voltage
resistance
none of the above
Correct answer is A
No explanation has been provided for this answer.
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