Which of the following polymers does not produce a smoky flame?
View Answer Explanation
Which of the following polymers do not produce black residue on heating?
Which of the following polymer produces an odour resembling burning paraffin wax on heating?
Polymers of type A produce yellow smoky flame on heating with an unpleasant and sweet smell. They also melt or char giving acidic distillate and black residue. Which of the following could be A?
What is the colour of flame when chlorinated rubber is heated?
Which of the following polymer continues to burn even on the removal from flame?
What is the height difference of the water (density = 1000 Kg/m³), if the change in velocity is 10 m/s and change in pressure is 500 Pa?
Which one of the following best describes the function of a condenser?
What is the height difference of the water (density = 1000 Kg/m³), if the change in velocity is 10 m/s and change in pressure is 1000 Pa?
The convective heat transfer coefficients for condensation in Condensers usually lie in the range ____________
Which one of the following condensation phenomenon is usually avoided in Condensers?
All Engineering MCQs