Correct answer
D. Detergent solution washing
Explanation
The correct answer is Detergent solution washing.
Normality of a solution does not change with the increase in the ________?
Galvanising is generally done on________?
Volumetric expansion is the working principle of the ________ thermometers?
The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface)?
A 2′′ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is________?
Catalyst used in the oxidation of benzene to produce Maleic anhydride is ________?