Answer the following statement(s) true (T) or false (F)
1. A heat pump provides both heating and air conditioning within the same unit.
2. The two-stage thermostat is a thermostat that contains one mercury contact and one zinc contact.
3. The sequence timer is an on-delay timer used to connect the heating elements to the line all at once.
4. The terminal board shows terminal connections marked inside hexagon-shaped figures.
5. Terminal identification is used to simplify a schematic diagram.
1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. TRUE
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The fuel gauge of a digital instrument cluster is missing two segments of its numerical display. Technician A says the cluster has excessive ground circuit resistance. Technician B says the cluster needs to be replaced. Who is correct?
A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B
When threading, the carriage is moved along the ways by:
A) The lead screw B) The feed rod spine or keyway C) A gear train on a rack D) The hand wheel
When the PLC processor is in the PROGRAM mode, ________
A) it is impossible to tell whether the processor is executing its scan cycle because you are not on line B) it executes its scan cycle C) it does not execute its scan cycle
For any counter, the output from the last FF divides the input clock frequency by the ________ number of the counter
Fill in the blank(s) with correct word