Power factor (PF) is the ratio of the _____ power to the _____ power.
A. apparent; true
B. apparent; reactive
C. true; apparent
D. reactive; apparent
Answer: A
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Which type of automotive bearing can withstand radial and thrust loads, yet must be adjusted for proper clearance?
A) Tapered roller bearing B) Needle roller bearing C) Ball bearings D) Roller bearing
A coil with resistance 3 ? and inductance 100 mH is connected in series with a capacitor of 50 pF, a resistor of 6 ?, and a signal generator that gives 110V-rms at all frequencies. Calculate ??, Q, and B at resonance of the resultant series RLC circuit.
What will be an ideal response?
The total inductance of two parallel inductors equals the sum of their inductance values
Indicate whether the statement is true or false
Two technicians are discussing torque wrenches. Technician A says that a torque wrench is capable of tightening a fastener with more torque than a conventional breaker bar or ratchet. Technician B says that a torque wrench should be calibrated regularly
for the most accurate results. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B