Which instrument measures the pressure of flue gases in the furnace?
A. draft gauge
B. smoke tester
C. carbon dioxide tester
D. stack thermometer
Answer: A
You might also like to view...
In which of the following would you find plastic fibers?
A. Long-haul telecommunications B. Robotics C. Data networks D. Military applications
A three-phase circuit has a line-to-neutral voltage of 120 volts. What is the line-to-line voltage?
A) 85 volts. B) 300 volts. C) 208 volts.
The master link uses the same pins and bushings as the rest of the track.
Answer the following statement true (T) or false (F)
A container is half full of liquid. If the temperature of the liquid is increased, the liquid volume:
A) Will increase and the empty space remaining in the container also will increase. B) Will decrease and the empty space remaining in the container will increase. C) Will remain the same because liquid volume is not affected by temperature. D) Will increase and the empty space remaining in the container will decrease.