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.Management Sciences
A. Give larger area per tube
B. Use metal fins of low thermal conductivity
C. Facilitate very large temperature drop through tube wall
D. Are used for smaller heat load
Related Mcqs:
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- The Stefan-Boltzmann constant depends on the_________________?
- A. Medium B. Temperature C. Surface D. None of these...
- Prandtl number for most of dry gases is about________________?
- A. 0.001 B. 0.72 C. 70 D. 150...
- The rate of emission of radiation by a body does not depend upon the__________________?
- A. Wavelength of radiation B. Surface temperature of the body C. Nature of the surface D. Shape and porosity of the body...
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