Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels.

Question: During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as
[A].

it is very corrosive at elevated temperature.

[B].

its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced).

[C].

it decomposes on further increasing the temperature.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.