2-11. Which of the following materials iS
2-17.
magnetic?
1. Cobalt
2. Tin
3. Glass
4. Wood
2-12. On the Fahrenheit scale, what is the
boiling point of pure water?
2-18.
1. 32°F
2. 100°F
3. 102°F
4. 212°F
2-13. On the Celsius scale, what is the
freezing point of pure water?
2-19.
1.
0°C
2.
32°C
3. 100°C
4. 212°C
2-14. What Celsius temperature is equivalent
to 212°F?
1.
32°C
2-20.
2. 100°C
3. 180°C
4. 212°C
2-15. On the Celsius scale, what is absolute
zero?
1.
-100°C
2.
-212°C
2-21.
3.
-213°C
4.
-300°C
2-16. What type of pressure is actually
shown on the dial of a gauge that
registers pressure relative to
atmospheric pressure?
2-22.
1. Absolute pressure
2. Barometric pressure
3. Atmospheric pressure
4. Gauge pressure
At sea level, what is the average
atmospheric pressure in inches of
mercury?
1. 29.92 in.Hg
2. 30.00 in.Hg
3. 39.92 in.Hg
4. 40.12 in.Hg
What term is used to describe the
actual atmospheric pressure that
exists at any given moment?
1. Absolute pressure
2. Positive pressure
3. Gauge pressure
4. Barometric pressure
Which of the following vacuum gauge
readings would indicate a nearly
perfect vacuum?
1. 28.92 in.Hg
2. 29.92 in.Hg
3. 30.00 in.Hg
4. 31.92 in.Hg
What is absolute pressure?
1. Atmospheric pressure minus gauge
pressure
2. Atmospheric pressure plus gauge
pressure
3. Absolute pressure plus vacuum
4. Gauge pressure plus vacuum
A gauge pressure of 300 psig equals
approximately what absolute pressure?
1. 314.7 psia
2. 324.7 psia
3. 330.7 psia
4. 344.7 psia
What term refers to the property of a
metal that allows It to shatter
easily?
1. Toughness
2. Brittleness
3. Strength
4. Hardness
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