Correct answer
B. All bodies
Explanation
The correct answer is All bodies.
Pick out the correct statement?
Blast furnace gas compared to coke oven gas has________?
The heat transfer by radiation from a mild steel surface is to be reduced by reducing the emissivity of the surface. This can be best achieved by________?
With increase in impurities in metals, their corrosion resistances________?
A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of ________ high above earth’s atmosphere, which absorbs it?
In a single effect evaporator, the economy is________?