The electrical switching in an electronic thermostat is often done by:
A) Batteries. B) A mercury bulb. C) Small relays. D) Resistors.
C
Trades & Technology
You might also like to view...
To obtain a fine-grained structure, the metal must be heated quickly above the critical temperature and cooled quickly in a process called ____________________.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology
____________________ pressure is the pressure of the air around us.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology
Technician A says low compression pressures could prevent combustion from occurring inside a cylinder. Technician B says compression pressure is not a factor for complete combustion. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
Trades & Technology
Can water pollution be prevented? Why or why not?
What will be an ideal response?
Trades & Technology