If a Single Tube Pass Heat Exchanger Is Converted to Two

question 53

Multiple Choice

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

• A)Increase by 1.8 times
• B)Decrease by 22
• C)Increase by 216
• D)Remain unchanged

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Definitions:

MB = MC Decision Framework

A decision-making principle where optimal allocation of resources is achieved when marginal benefit equals marginal cost.

Marginal Benefit Element

The heightened sense of satisfaction or value realized by a consumer upon acquiring another unit of a good or service.

Expected-Rate-of-Return-Curve

A graphical representation showing the range of possible outcomes for the return on an investment and their associated probabilities.

Law of Diminishing Returns

An economic principle stating that if one factor of production is increased while others are held constant, the overall return will eventually decrease after a certain point.