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Q 1/40
Score 0
Which of the following statements is/are basic rules for safety?
30
All of the above
Never work on a “live” circuit.
Test the circuit before starting work.
Use insulated tools all the time.
Q 2/40
Score 0
………………….. is anything in the workplace that has the potential to harm people.
30
Risk
Safety
Accident
Hazard
40 questions
Q.
Which of the following statements is/are basic rules for safety?
1
30 sec
Q.
………………….. is anything in the workplace that has the potential to harm people.
2
30 sec
Q.
………………….. is the chance or probability that a person will be harmed or experience an adverse health effect if exposed to a hazard.
3
30 sec
Q.
…………………... is known as unplanned, unexpected and sometimes unpredictable event which may lead to bad injuries and a waste in the manpower and in the facilities.
4
30 sec
Q.
Most accidents happen due to:
5
30 sec
Q.
Some effects of electricity are:
6
30 sec
Q.
The picture shows ……………….. effect of electricity.
7
30 sec
Q.
The picture shows ……………….. effect of electricity.
8
30 sec
Q.
…………………. is used to cut, twist wires and hold things.
9
30 sec
Q.
The picture shown is a …………………….
10
30 sec
Q.
One of the factors affecting the degree of an electric shock is/are:
11
30 sec
Q.
Protection against the risk of electric shock can be done through:
12
30 sec
Q.
A material that allows electricity to pass through it.
13
30 sec
Q.
A material that has very high resistance to the current
14
30 sec
Q.
…………………... is a material that has both characteristics of insulator and conductor.
15
30 sec
Q.
Which of the following group of materials are examples of conductors?
16
30 sec
Q.
The figure shown is the ………….. for flexible and non-flexible cables
17
30 sec
Q.
The rating of the fuse in the plug is:
18
30 sec
Q.
………………….. is used to protect the eyes from flying particles.
19
30 sec
Q.
The picture shown is a/an:
20
30 sec
Q.
It is used to measure electric current, voltage or resistance.
21
30 sec
Q.
A current that periodically changes direction and value is known as:
22
30 sec
Q.
It is used to turn ON/OFF a circuit:
23
30 sec
Q.
The unit of electric current is:
24
30 sec
Q.
If the voltage supplied by the battery is 30 volts, and the current is 5 A in the circuit shown. Calculate the resistance (R) in ohms.
25
30 sec
Q.
…………………. is a device used to measure the electric current.
26
30 sec
Q.
The ohmmeter in the circuit should be connected :
27
30 sec
Q.
………………….. is one in which resistances are connected so that there is only one path for the current to flow through it.
28
30 sec
Q.
The minimum size of wire for lighting circuits is:
29
30 sec
Q.
The current rating of the circuit breaker for lighting circuits is:
30
30 sec
Q.
The figure shown is a:
31
30 sec
Q.
The minimum height for socket outlet installation is ……………… above floor level.
32
30 sec
Q.
The picture shows a:
33
30 sec
Q.
The maximum number of sockets in ring main circuit is:
34
30 sec
Q.
The picture shown is a:
35
30 sec
Q.
The rating of the fuse or C.B. for socket outlets should not exceed …………..
36
30 sec
Q.
The symbol shown is a:
37
30 sec
Q.
The minimum height for a light switch is …………………. above floor level.
38
30 sec
Q.
Which of the following switches is normally used for staircase lighting?
