Correct answer
A. Corona discharge
Explanation
The correct answer is Corona discharge.
Cast iron has________?
Traces of liquid tar fog present in coke oven gas is separated using________?
With diminishing cross-sectional area in case of subsonic flow in a converging nozzle, the________?
Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the________?
Gutta percha rubber is________?
In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length, the thermal boundary layer thickness as compared to hydrodynamic boundary layer thickness is?