1. What does electric meter measures?
A. Amount of resistance b. amount of energy consumption
2. Which is the symbol of the standard unit of electricity supplied to the consumer, which is equal to 1 kilowatt
c. amount of power d. amount of voltage
acting for 1 hour?
A, kWh
B. mAh
C. Mbp
D. Hz
3. How many dial/s are there in an analog electric meter?
A. 5
B.6
C.7
D. 8
4. Santos family has a record of 09877 for the previous electric bill, and the current billing reads 09897 for the
consumption in one month. Which is the total electric consumption of the family?
A 18 kWh
B. 19 kWh
C. 20 kWh.
D. 21kWh
5. Meter box may be installed not less in height.
A. 4 ft
B. 5 ft
C.6 ft
D. 7 ft
6. How long is the grounding rod?
A. Less than 5 m
B. 1.2 m to 2.5 m
C. 3.5 m
D. more than 3.5 m
7. Electrical system is grounded in order to protect
from faults.
A. Electrical equipment
B.
Humans
C. Both Electrical Equipment and Humans
D. Neither Electrical Equipment nor Humans
8. High Resistance grounding typically limits ground fault current under to
C. 50A
D. 500A
B. 100A
A. 25A
9. Which of the following grounding system, identification of fault is tedious?
c. Reactance grounding d. Ungrounding
A. Resistance grounding b. Solid grounding
10. The size of the earth or ground wire is based on the
A. maximum fault current carrying through the ground wire
B. rated current carrying capacity of the service line
C. depends on the soil resistance
D. both (A) and (C)​