ELECTRICAL INSTALLATION. END OF FIRST TERM EXAMS JULY 2020 LEVEL I

ELECTRICAL INSTALLATION. END OF FIRST TERM EXAMS JULY 2020 LEVEL I
INSTRUCTION:
Time: 2hrs
i. This paper consist of seven question, Attempt any five question.
ii. Any kind of cheating is not allowed in Examination room.
iii. When caught with any kind of cheating you will suffer reduction of more than 10marks plus other disciplinary action.
1. A) Mention at least four IEE regulation of electrical cooker.
b) Define the following term:
i. Electrical cooker
ii. Ring circuit
iii. Distribution board.
iv. Lamp tester
2. Explain IEE regulation.
a) An A2, An A3
b) Differentiate between distribution of fuse and distribution with MCB
3. A) Which bulb will glow brighter?
lamp 1 60w lamp 2 100w
220v
b) Mention at least three (3) light circuit.
4. A) Mention at least four application of series circuit
b) Draw symbol of Rect fire
5. Define the following terms.
a) Parallel circuit b) Series circuit c) Compound or combination circuit.
6. Explain the difference between Ring circuit and radial circuit.
7. Draw the symbol of the following terms.