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The _____________ alarm system consist of hand bell or such other arrangement by which the occupants of the whole or part of the building are informed about the happening of a fire.

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The _____________ alarm system consist of hand bell or such other arrangement by which the occupants of the whole or part of the building are informed about the happening of a fire.

(a) Man made

(b) Manual

(c) Automatic

(d) Electric

The question was posed to me in quiz.

Question is from Fire Protection in section Fire Protection in Building, Carpentry and Joinery of Construction & Building Materials

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Correct option is (b) Manual

Easiest explanation: The manually operated alarms should be provided near all main exits and in the natural path of escape from fire and at readily accessible points which are not likely to be obstructed by smoke. It is of utmost important to make suitable arrangement to protect opening in case of a fire.

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