0512017 اا ااا الام

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The new aspect included in the tetrahydran concept of Fire Triangle rather than the 010

fire triangle
A) O, B) Chain reaction
C) Heat D) Combustable material

A, B and C class of fire can be extinguished by
A) Water B) Foam
C) Dry Chemical Powder D) None of the above

The fire hazard due to the structure trolly wheels and chair trolly wheels in hospitals is by
A) Heat B) Electrostatic discharge
C) Spontanecus combustion D) Dust explosion

In case of bums percentage of adult body involved in Rule of Nine, if both legs are burn

A) 55% B) 36% C) 40% D) 20%
During fire in hospitals which one cannot be considered as means of escape
A) Staircases B) Preassurised staircases

0) ೧9 990806 D) Lift

Which is the safety device to prevent hazards due to high voltage electric discharge ?

A) Hooters B) Downcommer system

C) Lightning conductor D) Sparkarrester

The advanced Fire Protection System in High Voltage Transformers is

A) Deluge Valve B) Emulsifier Fire Protection System
C) Dry 6۲ D) Downcommer

In AC ducts and fire fighting shafts, what is used as a smoke controlling device ?
A) Hose Box B) Hooters C) Fire dampers D) Fire alarm

Blue coloured sprinkler head with fusible bulbs can withstand temperature upto
2) 57 - 77% 8) 79-107-6 0) 121 -14910 D) 260 —302°C

Fire extinguishing medium that can be used in Computer Server Rooms and fire
involving in Electronic systems

A) CO, B) Dry Chemical Powder

C) Foam D) Water