Stress is the force applied per unit area which the force acts. Which of the following forces are stresses?
a. Rotation stress
b. Compressional stress
c. Tensional stress
d. Shear stress
e. Both b, c, and d
Answer: e. Both b, c, and d
You might also like to view...
Many proponents of sustainability believe that encouraging local self?sufficiency is important for building sustainable societies because ________
A) when people are tied more closely to the area they live in, they will value the area more and seek to sustain its environment and its human communities B) this is not correct; proponents of sustainability believe that encouraging local self?sufficiency will pose a threat to building sustainable societies C) it forces citizens to look more closely at the global community D) it eliminates governmental influence on local practices E) more and more people are growing gardens
All of the following statements accurately describe the office-home building of the Rocky Mountain Institute except:
a. Solar energy provides 90% of the household electricity. b. The Institute's heating bill is just less than $50 per year. c. A central greenhouse in the building humidifies the building and helps to heat it and purify the air. d. Except for office equipment power, the building draws a little more electricity than a single 100-watt light bulb would draw. e. Solar energy provides about 99% of the hot water used in the building.
Glacial erosion has the following ways:
a. Weathering b. Plucking or Bulldozing c. Abrasion d. Both b and c e. Both a and b
Most of the water that evaporates from the oceans falls on land where it runs off to the oceans again
Indicate whether the statement is true or false