NERC Past Questions and Answers

Prepare for success with NERC Aptitude Test Past Questions and Answers 2024. Use a comprehensive collection of exam materials meticulously curated to help you excel in your upcoming  NERC test. Our extensive NERC Aptitude Test Past Questions and Answers covers a wide range of subjects, providing you with in-depth insights into the format and types of questions you may encounter.

ABOUT NERC
The Nigerian Electricity Regulatory Commission (NERC) is an independent body, established by the Electric Power Sector Reform Act of 2005 to undertake technical and economic regulation of the Nigerian Electricity Supply Industry. The Commission is to, among others license operators, determine operating codes and standards, establish customer rights and obligations, and set cost-reflective industry tariffs. The Commission has its headquarters in Abuja.

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Free Sample of NERC Nigeria Past Questions and Answers

1). If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.75 s?

A. 10.5 C

B. 105 C

C. 3.4 C

D. 34 C

Correct Answers: A

2. Resistance limits the current.

A. True

B. False

Correct Answers: A

3. When placed close together, two positively charged materials will

A. Attract

B. Become neutral

C. Become negative

D. Repel

Correct Answers: D

4). A circuit breaker is a_______?

A. Fuse

B. Switch

C. Resettable protective device

D. Resistor

Correct Answers: C

5. Materials with lots of free electrons are called

A. Conductors

B. Insulators

C. Semiconductors

D. Filters

Correct Answers: A

6. The colored bands for a 4,700 ohm resistor with a ten percent tolerance are

A. Yellow, violet, red, gold

B. Yellow, violet, orange, gold

C. Yellow, violet, red, silver

D. Orange, violet, red, silver

Correct Answers: C

7). Free electrons make current possible.

A. True

B. False

Correct Answers: A

8). A material that does not allow current under normal conditions is a/an

A. Conductor

B. insulator

C. Semiconductor

D. Valence

Correct Answers: B

9) The current in a given circuit is not to exceed 24 A. Which value of fuse is best?

A. A fuse is not necessary

B. 24 A

C. 210 A

D. 20 A

Correct Answers: B

10). An open circuit is one that has a complete current path.

A. True

B. False

Correct Answers: B

11. The maximum resistance value for a brown, red, yellow, gold resistor is

A. 126,000 Ω

B. 126,600 Ω

C. 114,000 Ω

D. 132,000 Ω

Correct Answers: A

12. The insulating material for a cable should have

A. Low cost

B. High dielectric strength

C. High mechanical strength

D. All of the above

Correct Answers: D

13. In a cable immediately above metallic sheath ________ is provided.

A. Earthing connection

B. Armouring

C. Bedding

D. None of the above

Correct Answers: C

14. Which of the following variety of copper has the best conductivity ?

A. Induction hardened copper

B. Hard drawn copper

C. Pure annealed copper

D. Copper containing traces of silicon

Correct Answers: C

15). Those materials are well suited for making permanent magnets which have ________ retentivity and ________ coercivity.

A. Low, high

B. High, high

C. High, low

D. Low, low

Correct Answers: B

16). A report consists of 20 sheets each of 55 lines and each such line consist of 65 characters. This report is reduced onto sheets each of 65 lines such that each line consists of 70 characters. The percentage reduction in number of sheets is closer to

A. 20%

B. 5%

C. 30%

D. 35%

Correct Answers: A

17). The price of Hunda car rises by 30 percent while the sales of the car come down by 20%. What is the percentage change in the total revenue?

A. – 4%

B. – 2%

C. + 4%

D. + 2%

Correct Answers: C

18). If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain after washing if it were 48 inches long?

A. 47 inches

B. 44 inches

C. 45 inches

D. 46 inches

Correct Answers: B

19). Every month a man consumes 25 kg rice and 9 kg wheat. The price of rice is 20% of the price of wheat and thus he spends total N350 on the rice and wheat per month. If the price of wheat is increased by 20% then what is the percentage reduction of rice consumption for the same expenditure of N50? Given that the price of rice and consumption of wheat is constant :

A. 40%

B. 25%

C. 36%

D. 24%

Correct Answers: C

Pick the option that best interpret the statement initially given:

20). You need not come unless you want to.

A. You don’t need to come unless you want to

B. You come only when you want to

C. You come unless you don’t want to

D. You needn’t come until you don’t want to

Correct Answers: A

21). Choose the expression or word which best complete each sentences:

It was a long poem but he learnt it ….

A. off head

B. in memory

C. by heart

D. at heart

Correct Answers: C

22). What year was Nigerian Electricity Regulatory Commission (NERC) in naugurated?

A. 2015

B. 2016

C. 2017

D. 2018

Correct Answers: C

23). The main function of NERC, when it comes to electricity in Nigeria is?

A. Management

B. Regulatory

C. Establishment

D. Assessment

Correct Answers: C

24). Electricity generation started in Nigeria in the year _____?

A. 1900

B. 1880

C. 1914

D. 1886

Correct Answers: D

25). The first amount of electric current generated in Nigeria when electricity began was?

A. 60kw

B. 600kw

C. 25kw

D. 1205KW

Correct Answers: A

26). Electric current was first generated in Nigeria through a_______?

A. Kanji Dam

B. Car

C. Grinder

D. Generator

Correct Answers: D

With this NERC aptitude Test Questions and Answers, you get an idea of what to expect using our compiled practice  questions as well as actual tests from previous years. This test pack comes bundled with:

• Compiled questions ebook: Instant offline access to practice questions, available in an easy to download PDF format.
• Study guide with tips on how to solve the questions easier and faster.
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