Heat Transfer (from practice problems)

Question 1

Heat Transfer

A reradiating surface is considered to be insulated or adiabatic.

For an equalateral trianger, the shape factors are what?

Answer 1

0.5

Question 2

Heat Transfer

Psychrometrics: When does cooling occur on such a chart?

Answer 2

When a process moves the state point to the left.

Question 3

Heat Transfer

Psychrometrics: When does dehumidification occur on such a chart?

Answer 3

When a process moves the state point to the down.