Correct answer
D. 1
Explanation
The correct answer is 1.
Which of the following pollutants, if present in atmosphere is detectable by its odour?
Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in ________?
In pipe flow, heat is transferred from hot wall to the liquid by________?
The resistance of water to the passage of light through it is a measure of the________?
Scouring is a finishing operation during the manufacture of fibre, which aims at ________ of fibres?
The ________ of a double acting reciprocating pump as compared to the single acting pump will be almost double?