The series ohmmeter is used to measure _____ values of resistance.
A. low
B. high
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. A bimodal inverter is an inverter type that can operate as either a grid-tie or stand-alone inverter. 2. A converter is a device that converts direct current (DC) electricity into alternating current (AC) electricity. 3. Stand-alone inverters are connected to the batteries in a stand-alone PV system. 4. A true sine wave inverter is suitable for sensitive electronic equipment because it produces an output with very little distortion. 5. Inverter efficiency has improved over the years and now many grid-tie inverters are rated up to 95% efficient.
Technician A says the ground wire is connected to the round prong in a three-terminal end on an electrical cord. Technician B says the ground wire has green insulation in a three-terminal end on an electrical cord. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
The best tool for defrosting an evaporator coil is a sharp knife.
Answer the following statement true (T) or false (F)
On a CNC vertical spindle machining center, a Z axis offset is:
A) The distance from the tool tip to the work top surface in the X axis B) The distance from the tool tip to the work top surface in the Z axis C) The distance of the spindle to the Y axis D) The distance from the machine to the shop wall