[amp_mcq option1=”Is yellow in colour” option2=”Is lighter than air” option3=”Is nontoxic” option4=”Has pungent small E. None of the above” correct=”option3″]
The correct answer is: C. Is nontoxic
SF6 gas is a colorless, odorless, and non-flammable gas. It is also non-toxic and non-corrosive. SF6 gas is used in a variety of applications, including electrical insulation, circuit breakers, and gas-insulated switchgear.
Option A: SF6 gas is not yellow in color. It is colorless.
Option B: SF6 gas is not lighter than air. It is heavier than air.
Option D: SF6 gas does not have a pungent smell. It is odorless.
Option E: None of the above is correct.