A Reversible Refrigerator Operates Between a Low Temperature Reservoir at T_L

question 39

Multiple Choice

A reversible refrigerator operates between a low temperature reservoir at T_L and a high temperature reservoir at T_H.Its coefficient of performance is given by:

• A)(T_H - T_L)/ T_L
• B)T_L /(T_H - T_L)
• C)(T_H - T_L)/T_H
• D)T_H/(T_H - T_L)
• E)T_H(T_H + T_L)

---

Definitions:

Agricultural Technologies

Innovations and technologies developed to improve efficiency, productivity, and sustainability in agriculture.

Productivity Per Acre

The measure of output (such as crops) produced per acre of land.

Farmland

Land used for farming purposes to grow crops and rear animals, constituting a primary resource for agricultural activities and food production.

Water Shortages

Situations where the available supply of water is not sufficient to meet the demands of the population.