MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Building Materials knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In ___________________ system, the chemical foam is formed by passing foam producing liquid and water through an agitation device. |
| A. | Chemical |
| B. | Foam |
| C. | Wet resin |
| D. | Halon |
| Answer» C. Wet resin | |
| 2. |
____________________ system includes a supply of dry chemical, an expellent gas such as compressed nitrogen, detection devices and nozzles for discharging the dry chemical into the hazard area. |
| A. | Hydrant |
| B. | Foam |
| C. | Dry chemical |
| D. | Water spray |
| Answer» D. Water spray | |
| 3. |
_________________ extinguishes fire by dilute inflammable mixtures of air and flammable gases or vapours to proportion below their flammable limits. |
| A. | Water vapour |
| B. | Carbon monoxide |
| C. | Carbon dioxide |
| D. | Hydrogen sulphide |
| Answer» D. Hydrogen sulphide | |
| 4. |
____________________ arrangement consists of a system of overhead pipe which are fixed in the ceiling of the roof. |
| A. | Fire extinguishers |
| B. | Internal hydrants |
| C. | Automatic sprinkler |
| D. | Water pipes |
| Answer» D. Water pipes | |
| 5. |
__________________EXTINGUISHES_FIRE_BY_DILUTE_INFLAMMABLE_MIXTURES_OF_AIR_AND_FLAMMABLE_GASES_OR_VAPOURS_TO_PROPORTION_BELOW_THEIR_FLAMMABLE_LIMITS.?$ |
| A. | Water vapour |
| B. | Carbon monoxide |
| C. | Carbon dioxide |
| D. | Hydrogen sulphide |
| Answer» D. Hydrogen sulphide | |
| 6. |
In ___________________ system, the chemical foam is formed by passing foam producing liquid and water through an agitation device.$ |
| A. | Chemical |
| B. | Foam |
| C. | Wet resin |
| D. | Halon |
| Answer» C. Wet resin | |
| 7. |
____________________ system includes a supply of dry chemical, an expellent gas such as compressed nitrogen, detection devices and nozzles for discharging the dry chemical into the hazard area.$ |
| A. | Hydrant |
| B. | Foam |
| C. | Dry chemical |
| D. | Water spray |
| Answer» D. Water spray | |
| 8. |
The ________________ indicates of specific family of chemicals which are produced by replacing one or more hydrogen atoms with halogen atoms. |
| A. | Halon system |
| B. | Wet resin system |
| C. | Carbon dioxide system |
| D. | Dry chemical system |
| Answer» B. Wet resin system | |
| 9. |
____________________ arrangement consists of a system of overhead pipe which are fixed in the ceiling of the roof? |
| A. | Fire extinguishers |
| B. | Internal hydrants |
| C. | Automatic sprinkler |
| D. | Water pipes |
| Answer» D. Water pipes | |
| 10. |
___________________ include portable fire extinguishers, the usual being carbon dioxide type. |
| A. | Manual fire extinguisher |
| B. | Automatic sprinkler |
| C. | Internal hydrants |
| D. | Water taps |
| Answer» B. Automatic sprinkler | |
| 11. |
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 |
| Answer» C. Automatic | |
| 12. |
_________________ systems are installed with a view to give an alarm and to call for assistance in case of fire. |
| A. | Water supply |
| B. | Electric |
| C. | Alarm |
| D. | Remote |
| Answer» D. Remote | |
| 13. |
___________________ is a bad conductor of heat and it is an effective material for fire resisting construction. |
| A. | Aluminium |
| B. | Steel |
| C. | Granite |
| D. | Concrete |
| Answer» E. | |
| 14. |
_________________ is a non combustible building material with low coefficient of expansion. |
| A. | Sandstone |
| B. | Glass |
| C. | Brick |
| D. | Asbestos cement |
| Answer» E. | |
| 15. |
_________________ is a very good conductor of heat. |
| A. | Asbestos cement |
| B. | Aluminium |
| C. | Cast iron |
| D. | Wrought iron |
| Answer» C. Cast iron | |
| 16. |
______________ is a non combustible building material, but it is a good conductor of heat and hence, it is rapidly heated in case of a fire. |
| A. | Glass |
| B. | Brick |
| C. | Limestone |
| D. | Steel |
| Answer» E. | |