Describe the safety precautions that must be observed when handling and using MOSFETs.
What will be an ideal response?
If the following procedures are followed, unprotected MOSFETs can be handled safely:
1. Prior to installation into a circuit, the leads should be kept shorted together.
2. The hand used to handle the device should be grounded with a metallic wristband.
3. The soldering iron tip should be grounded.
4. A MOSFET should never be inserted or removed from its circuit when the power is on.
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List the three responsibilities the employer has under the right to know laws regarding the handling of hazardous materials by employees.
What will be an ideal response?
A green LED maintains a constant VLED = 2V independent of the current ILED flowing through it. The LED connects to supply VS = 5V through resistor RL = 470? to produce current ILED= ____ (x.x) mA.
Fill in the blank(s) with the appropriate word(s).
The crescent design can be viewed
a. from the top only c. from the back side b. from one side only d. from one or both sides
Refrigerant recovery cylinders should not be filled above:
A) 100% of their volume with liquid. B) 70% of their volume with liquid. C) 80% of their volume with liquid. D) 90% of their volume with liquid.