# Revision for test 1

## Quiz by HUSAIN ALI SALMAN ALSAEGH

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10 questions
• Q1
Write name the components No.(1) for Bahrain arrangement of consumers supply in domestic installation in figure shown below
Meter
Service cable
Fuse.
30s
• Q2
What is the operating voltage used in domestic installation according to Bahrain regulation?
230 Volts
110 Volts
250 Volts
240 Volts
30s
• Q3
Insulation test is done to check operating condition of?
Switch
Circuit Breaker
Wire/conductor
60s
• Q4
What is the standard size of wire for lighting circuit according to Bahrain regulations?
1.5 mm2
6 mm2
2.5 mm2
4 mm2
30s
• Q5
Which of the following load is connected in Lighting circuit?
Cooker
Water Heater
Fluorescent
Socket Outlets
30s
• Q6
What is the mounting height of lighting switch above floor level?
137 cm
150 cm
37 cm
120 cm
30s
• Q7
In an electric circuit shown the supply voltage V = 240 V, and current I = 6 A. Calculate the Resistance ( R )
40 ohms
400 ohms
80 ohms
4 ohms
30s
• Q8
In an electric circuit shown the supply voltage V = 240 V, and current I = 6 A. Calculate the power. ( P )
1440 w
440 w
14 w
1440 A
45s
• Q9
Name the figure shown?
Two way switch
MCB
PVC trunk
Intermediate switch
30s
• Q10
Name the figure shown?
RCD/ELCB
Water proof Socket Outlet
2 Gang switch
Two way switch
30s

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