Tall oil obtained as a by-product from the black liq... - Solved MCQs & Answer

Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about ________°C?

Ans: 105Read →

MCQ #3617

Neutral atmosphere is maintained in a/an ________ furnace?

Ans: Cold rolled steel coil annealingRead →

MCQ #5705

With increase in temperature, the mutual solubility of two liquids________?

Ans: IncreasesRead →

MCQ #7791

________ of grey cast iron produces white cast iron?

Ans: Rapid heatingRead →