Question
a.
internally
b.
externally
c.
both (a) and (a)
d.
neither (a) nor (b)
Posted under Basic Chemical Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. In forced circulation, the heating element is injected
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. If all the conditions and dimensions are same, then the ratio of velocity through the tubes of a double pass heat exchanger to that through the single pass heat exchanger is
View solution
Q. The equation, Nst = f/2, is the __________ analogy.
View solution
Q. Boiling point elevation for a strong and concentrated solution is found by Duhring's rule, which states that at the same pressure, the boiling point of a solution is a linear function of the __________ of pure water.
View solution
Q. Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the
View solution
Q. Evaporator tubes are generally
View solution
Q. In a boiling curve, the peak heat flux is called the __________ point.
View solution
Q. Pick out the wrong statement.
View solution
Q. The type of liquor circulation system to be employed in evaporators (viz. natural or forced circulation) is determined mainly by the __________ of the liquid.
View solution
Q. Thermal diffusivity is the most important in heat transfer by
View solution
Q. (NGr x NPr) is called the __________ number.
View solution
Q. A dephlegmator is a
View solution
Q. Rate of crystallisation does not depend upon the
View solution
Q. Stefen's block body radiation law can also be derived from __________ law.
View solution
Q. Multipass heat exchangers are used
View solution
Q. A hollow sphere and a solid sphere of the same material and equal radii are heated to the same temperature. In this case,
View solution
Q. Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the
View solution
Q. Viscosity of gases __________ with increase in temperature.
View solution
Q. What is the emissivity of a black body ?
View solution
Q. Steam is routed through the tube in case of a __________ evaporator.
View solution
Q. Dropwise condensation of steam on cooling surface is promoted
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Basic Chemical Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!
