A power recirculating ball steering gear experiences hard steering for a short time after the vehicle sits overnight. The most likely cause of this problem is:
What will be an ideal response?
A restricted power steering return hose.
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Technician A says that a faulty vacuum hose can cause the front axle to fail to engage. Technician B says that low tire pressure in one tire can cause a transfer case to remain "locked" in 4WD. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
How is the subcooling of an air conditioning system affected that has a restriction in the liquid line?
A) The subcooling will not be affected by a low refrigerant charge B) The subcooling will be below normal C) The subcooling will fluctuate erratically D) The subcooling will be above normal
A pressure of 100 microns has been reached with the vacuum pump operating. The pump is turned off and the gauge reading rises to 5,000 microns and stays there. What does this indicate?
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1. The area control error (ACE) for an electric balancing authority can never be negative because transmission lines always have real power losses. 2. The ballpark figure given in class for the real power losses on a high voltage transformer (e.g. 500 MVA) was about 5%. 3. A load that consumes 100 kW and 50 kvar has a lagging power factor.