Sweating when we work is an example of cooling by
A) conduction B) convection C) radiation D) evaporation
Question 2
Fixed-width metal door frames are available in widths ranging from _____.
a. 2 to 5-1/2
b. 2 to 6-1/2
c. 2-1/2 to 7-1/2
d. 2-1/2 to 8-1/2