An inexpensive fire extinguisher commonly found in most secondary school laboratories in Nigeria is -----------------
16 Three appliances draw current as follows: 2A, 5A and 10A. If they were all plugged into the same adaptor, what would the maximum current in the adaptor be?
17 One of these is the most appropriate application of a fire extinguisher
water for class A fire
carbon tetrachloride for class C fire
foam for class D fire
carbon dioxide for class D fire
18 Which of the following may not form part of a modern fire alarm system?
a smoke detection system
a thermal expansion detection system a
a radiation detection system
a heat producing system
19 In the event of a fire outbreak the first thing anybody should do is
call the fire fighters
raise an alarm
look for escape routes
look for the sand bucket
There are certain things that people in the business world frown upon. Things like lows in the economy, housing crisis,…
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