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EEE : Quantities and Units - Quiz(MCQ)
1 .
Voltage is measured in
A)
ohms
B)
volts
C)
watts
D)
farads

Correct Answer :   volts

2 .
The number 0.0003 multiplied by 10-3 is
A)
0.0000003
B)
0.0003
C)
3
D)
3,000

Correct Answer :   0.0000003

3 .
The number of megohms in 0.03 kilohms is
A)
0.0002 MΩ
B)
0.00002 MΩ
C)
3 × 10⁻⁵MΩ
D)
either 0.00002 MΩ or 0.0002 MΩ

Correct Answer :   3 × 10⁻⁵MΩ

4 .
The quantity 43 × 10-3 is the same as
A)
0.043
B)
0.430
C)
430
D)
43,000

Correct Answer :   0.043

5 .
Current is measured in
A)
volts
B)
watts
C)
henries
D)
amperes

Correct Answer :   amperes

6 .
When converting 0.16 mA to microamperes, the result is
A)
0.0016 µA
B)
16 µA
C)
160 µA
D)
1,600 µA

Correct Answer :   160 µA

7 .
Which of the following is not an electrical quantity?
A)
power
B)
current
C)
voltage
D)
distance

Correct Answer :   distance

8 .
Seven thousand volts can be expressed as
A)
7 kV
B)
7 MW
C)
7 mV
D)
Either 7 kV or 7 mV

Correct Answer :   7 kV

9 .
The quantity 3.3 × 103 is the same as
A)
330
B)
3,300
C)
33,000
D)
0.0033

Correct Answer :   3,300

10 .
When these numbers are added, (87 × 105) + (2.5 × 106), the result is
A)
1.12 × 10⁴
B)
11.2 × 10⁵
C)
112 × 10⁵
D)
1,120 × 10⁶

Correct Answer :   112 × 10⁵

11 .
When these numbers are multiplied, (6 × 103) (5 × 105), the result is
A)
3 × 108
B)
30 × 108
C)
300 × 109
D)
3,000 × 107

Correct Answer :   30 × 108

12 .
Resistance is measured in
A)
ohms
B)
hertz
C)
watts
D)
henries

Correct Answer :   ohms

13 .
When converting 7,000 nA to microamperes, the result is
A)
7 µA
B)
700 µA
C)
0.7 µA
D)
0.007 µA

Correct Answer :   7 µA

14 .
The number of microamperes in 2 milliamperes is
A)
2 µA
B)
20 µA
C)
200 µA
D)
2,000 µA

Correct Answer :   2,000 µA

15 .
The number of millivolts in 0.06 kilovolts is
A)
600 V
B)
6,000 mV
C)
60,000 mV
D)
600,000 mV

Correct Answer :   60,000 mV

16 .
Eighteen thousand watts is the same as
A)
18 µW
B)
18 kW
C)
18 MW
D)
18 mW

Correct Answer :   18 kW

17 .
Fourteen milliamperes can be expressed as
A)
14 kA
B)
14 mA
C)
14 µA
D)
14 MA

Correct Answer :   14 mA

18 .
The number 4.38 × 10–3 expressed as a number having a power of 10–6 is
A)
4,380 × 10–6
B)
438 × 10–6
C)
43,800 × 10–6
D)
438,000 × 10–6

Correct Answer :   4,380 × 10–6

19 .
What is (79 × 106)/(12 × 10–8)?
A)
658 × 1010
B)
6,580 × 1012
C)
6.58 × 1014
D)
0.658 × 1016

Correct Answer :   6.58 × 1014

20 .
The number 4,500,000 can be expressed as
A)
4.5 × 10-3
B)
4.5 × 106
C)
4,500 × 106
D)
Either 4,500 × 104 or 4.5 × 106

Correct Answer :   4.5 × 106

21 .
When converting 1,600 kilohms to megohms, the result is
A)
1.6 MΩ
B)
0.160 MΩ
C)
160 MΩ
D)
1,600,000 MΩ

Correct Answer :   1.6 MΩ

22 .
The number 3.2 × 10–5 A expressed using a metric prefix is
A)
32 µA
B)
3.3 µA
C)
320 mA
D)
3,200 mA

Correct Answer :   32 µA

23 .
The number 4.4 × 106 ohms expressed using a metric prefix is
A)
4 k
B)
4.4 k
C)
4 M
D)
4.4 M

Correct Answer :   4.4 M

24 .
The number 65,000 expressed in scientific notation as a number between 1 and 10 times a power of ten is
A)
0.65 × 104
B)
6.5 × 104
C)
65 × 104
D)
650 × 103

Correct Answer :   6.5 × 104

25 .
The number of kilowatts in 135 milliwatts is
A)
0.00135 kW
B)
0.0135 kW
C)
1.35 × 10–4 kW
D)
135 × 10–3 kW

Correct Answer :   1.35 × 10–4 kW