Question

A tank painted with which of the following coloured paints, would heat up maximum by radiation from sun ?

a.

Yellow paint

b.

White paint

c.

Black paint

d.

Grey paint

Answer: (c).Black paint

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. A tank painted with which of the following coloured paints, would heat up maximum by radiation from sun ?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. The separation of liquid droplets from the vapor is done by a/an __________ , in the evaporators.

Q. If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will

Q. A steel sphere of radius 0.1 m at 400°K is immersed in an oil at 300°K. If the centre of the sphere reaches 350°K in 20 minutes, how long will it take for a 0.05 m radius steel sphere to reach the same temperature (at the centre) under identical conditions ? Assume that the conductive heat transfer co-efficient is infinitely large.

Q. Nucleate boiling is promoted

Q. In forced circulation, the heating element is injected

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

Q. The equation, Nst = f/2, is the __________ analogy.

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.

Q. Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the

Q. Evaporator tubes are generally

Q. In a boiling curve, the peak heat flux is called the __________ point.

Q. Pick out the wrong statement.

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.

Q. Thermal diffusivity is the most important in heat transfer by

Q. (NGr x NPr) is called the __________ number.

Q. A dephlegmator is a

Q. Rate of crystallisation does not depend upon the

Q. Stefen's block body radiation law can also be derived from __________ law.

Q. Multipass heat exchangers are used

Q. A hollow sphere and a solid sphere of the same material and equal radii are heated to the same temperature. In this case,

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!