Hazards of Static Electricity MCQs Quiz Online PDF Download eBook
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MCQs on Hazards of Static Electricity PDF Download eBook
MCQ: To relieve the discomfort of allergy sufferers in homes, we use
- vacuum cleaner
- electrostatic air cleaner
- wind cleaner
- none of above
B
MCQ: Each bolt of lightning contains about
- 2500 J of energy
- 3000 J of energy
- 1500 J of energy
- 1000 J of energy
D
MCQ: A fire or an explosion may occur due to excessive build-up of electric charges produced by
- heat
- friction
- chemicals
- work done
B
MCQ: The major cause of fires and explosions in many places is
- heat
- thunderstorm
- static electricity
- automobiles
C
MCQ: To prevent lightning from damaging tall buildings, we use
- lightning conductors
- lightning capacitors
- lightning insulators
- lightning gases
A