What could happen if you reverse the polarity of DC components?
What will be an ideal response?
With some components, such as switches and resisters, reversing the polarity of flow through the device has no effect, while doing this to other components, such as solid state devices and motors, can cause the component to run backward, block electron flow, and even cause permanent damage to the device.
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Describe the operation of an automatic tool change system.
What will be an ideal response?
Each memory location must have a unique
A) contents. B) address. C) timing. D) byte.
The air-conditioning process works through a fluid, called a ________________ that continuously changes state from liquid to gas and back to liquid
A) Element B) Conductor C) Insulator D) Refrigerant
The most common source of ultraviolet radiation is the sun.