An A/C clutch coil is being tested. Why is it important to observe the correct polarity of voltage supplied to the coil?
A. A series-connected diode permits current to flow through the coil in only one direction.
B. A parallel-connected suppression diode can be destroyed.
C. The direction that the coil is wound requires current flow in only one direction.
D. All of the above.
Answer: B
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Fill in the blank(s) with the appropriate word(s).
The exhaust valves shown in the preceding photograph are from a four cylinder interference engine that has failed. All of the valves are bent an equal amount. Which of the following could be the cause?
A. A broken timing belt B. ?Excessive chain slack C. ?Either of the above D. ?None of the above
The ponds in which catfish are raised are made such that producers can move through them with large nets, called ____________________, during harvesting
Fill in the blank(s) with correct word
Why is cellular respiration said to be the opposite process to photosynthesis?
What will be an ideal response?