Correct answer
C. Platinum-platinum/rhodium
Explanation
The correct answer is Platinum-platinum/rhodium.
Fresh domestic sewage is ________ in color?
Disappearance of snow in subzero weather exemplifies the process of________?
Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of ________ °C?
________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently?
From among the following, choose one which is not an exothermic process?
While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about ________ °C?