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SarkariResultOutBMS · 2024

Previous Year Question

National Fire Protection Association, 780 Standard Code refers to
  1. A guideline for fire extinguisher placement in buildings.
  2. A standard for safeguarding structures and occupants from lightning-related hazards.
  3. A regulation for electrical wiring in residential homes.
  4. A code for earthquake-resistant construction.

Correct answer: B

Explanation

NFPA 780 is the Standard for the Installation of Lightning Protection Systems. It addresses protection of structures, occupants and contents from lightning-related hazards through air terminals, conductors, bonding and grounding. Therefore option B is correct.

Formula

NFPA 780 → lightning protection systems

Step-by-step solution

Lightning Protection Standard explanatory diagram

Correct Answer

B — A standard for safeguarding structures and occupants from lightning-related hazards.

Concept and Reasoning

NFPA 780 is the Standard for the Installation of Lightning Protection Systems. It addresses protection of structures, occupants and contents from lightning-related hazards through air terminals, conductors, bonding and grounding. Therefore option B is correct.

Calculation / Key Relation

NFPA 780 → lightning protection systems

Exam Takeaway

780: think lightning rod, down conductor and grounding.

Common Mistake

Do not confuse NFPA 780 with general residential wiring or extinguisher-placement rules.

Common mistake

Do not confuse NFPA 780 with general residential wiring or extinguisher-placement rules.

Exam tip

780: think lightning rod, down conductor and grounding.

Quick method

780: think lightning rod, down conductor and grounding.