Technician "A" says that if you take a voltage reading from terminal "L1" to terminal "T1" on a contactor whose coil is energized, you should read zero volts. Technician "B" says that contactors can only have normally open contacts. Which of the following statements is correct?
A. Technician "A" is correct. Technician "B" is correct.
B. Technician "A" is correct. Technician "B" is incorrect.
C. Technician "A" is incorrect. Technician "B" is correct.
D. Technician "A" is incorrect. Technician "B" is incorrect.
Answer: B
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A. Technician A B. Technician B C. Both technicians D. Neither technician
At 80ºF, what is the correct specific gravity of electrolyte in a fully charged battery?
A. 1.200 B. 1.220 C. 1.265 D. 1.290
When the insulation requirements call for a greater depth of loose-fill insulation than the height of the ceiling
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In the circuit in the accompanying figure, the input of a block is provided by ____.
a. an internal device
b. ground
c. the output of the block preceding it
d. the input of the block preceding it