Second year revision source
Quiz by Ali alomran
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106 questions
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- Q1What is the minimum height of lighting switch above floor level?173 cm137 m1.37 cm137 cm30s
- Q2What is the minimum height of sockets above floor level?30 m30 cm300 cm0.3 cm30s
- Q3Calculate the resistance ( R ) supplied by 20 volts and the current drawn is 4 A .5 ohm2.5 ohm15 ohm0.5 ohm30s
- Q4To control a lamp from 10 different places , How many intermediate switch needed10871230s
- Q5The method of cable installation shown in the figure is :Method 1 ( buried in concrete )Method 4 ( Conductor in cable tray )Method 3 ( Cable in trunk )Method 2 ( on surface of the wall )30s
- Q6The method of cable installation shown in the figure is :Method 3 ( Cable in trunk )Method 4 ( Conductor in cable tray )Method 2 ( on surface of the wall )Method 1 ( buried in concrete )30s
- Q7The method of cable installation shown in the figure is :Method 3 ( Cable in trunk )Method 2 ( on surface of the wall )Method 4 ( Conductor in cable tray )Method 1 ( buried in concrete )30s
- Q8The method of cable installation shown in the figure is :Method 2 ( on surface of the wall )Method 4 ( Conductor in cable tray )Method 3 ( Cable in trunk )Method 1 ( buried in concrete )30s
- Q9The automatic switch shown is :Photo cell2 way switchIntermediate switchOne way switch30s
- Q10What is the name of switch which is commonly used in street and outdoor lighting?2 way switchPhoto cellIntermediate switchOne way switch30s
- Q11The maximum number of Socket outlets allowed in the circuit is911101230s
- Q12What is the trip current rating of RCD for lighting circuit?0.04 A0.03 A0.3 A0.4 A30s
- Q13What is the trip current rating of RCD for lighting circuit?300 mA30 mA0.3 mA3000 mA30s
- Q14What is the trip current rating of RCD for power circuit?3 A0.03 A30 A0.3 A30s
- Q15What is the trip current rating of RCD for power circuit?0.3 mA300 mA30 mA3 mA30s