The circulators used in hydronic systems are technically classified as ____ pumps.
a. pressurized
b. centrifugal
c. nominal
d. rotational
b. centrifugal
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____________________ occur because the magnetic flux created in the stator is lost and never reacts with the rotor conductors to produce torque.
Fill in the blank(s) with the appropriate word(s).
A cylinder is reading a 100 percent leakage during a cylinder leakage test. Technician A says the exhaust valve could be open. Technician B says the exhaust valve could be bent. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
Explain the terms range, resolution, and accuracy as they relate to meters
What will be an ideal response?
A technician is using a DVOM to measure a sensor's resistance. The DVOM is on a 20K scale. The display reads "4.651". Which value does this represent??
A. ?4,651 ohms B. ?465.1 ohms C. ?4.651 ohms D. ?93,020 ohms (4.651 x 20,000)