Reference no: EM131075102
Week 7
1. What factor places a limit on the allowable power dissipation of a transistor?
Power supply
Transistor case style
Emitter-base junction
Temperature at the collector junction
2. An amplifier circuit that uses two transistors with one conducting for half a cycle while the other is off, and vice versa is called a _________________________.
3. An entry shown on the data sheet that helps to determine the dc input resistance of a JFET is
IGSS
VGS
ID
RS
4. Which instrument cannot be used in the testing of a JFET?
Curve tracer
Oscilloscope
Wattmeter
DMM
5. When the gate voltage of an E-MOSFET is well above the threshold voltage
The device switches from cutoff to saturation
The device is biased as a linear amplifier
The device will stay at saturation
The device will stay at cutoff
6. The most effective method of testing a MOSFET device is by using which instrument? ____________
7. What is one method used to reduce high frequency loss in amplifiers?
Use large coupling capacitors
Increase lengths of wires used between stages
Use transformer coupling
Keep wires as short as possible
8. Instead of the term cutoff frequency, many technicians use the term
Corner frequency
Edge frequency
Notch frequency
Resonant frequency
9. What is the fastest and most accurate way to analyze the frequency response of a discrete BJT or FET amplifier?
Use Multisim or another circuit simulation software
Use square wave testing
Use sine wave injection and oscilloscope signal tracing
Use frequency generator injection and frequency counter testing
10. The input circuit used in most op amps is the
Preamp
Tuned RF amp
Common-collector
Differential amp
|
Preferred wacc weighting
: "Since the cost of debt is usually lower than the cost of equity, the preferred WACC weighting would include the highest amount of debt possible."
|
|
New yield to maturity on the bond
: a. What is the new yield to maturity on the bond? (Do not round intermediate calculations. Round your answer to 2 decimal places.) b. What is your rate of return over the year? (Round your answer to 2 decimal places.)
|
|
Develop and describe your analytical framework
: Develop and describe your analytical framework. Evaluate a current leadership scenario using your analytical framework. Describe the conclusion you drew from your critical analysis and critical evaluation of the readings.
|
|
Design a sustainability plan for company
: Examine the possible advantages and difficulties in integrating your sustainability portfolio into the company's strategy.
|
|
The allowable power dissipation of a transistor
: 1. What factor places a limit on the allowable power dissipation of a transistor?
|
|
Presence of some form of price-setting agreement
: Discuss the common allegation that when all firms in an industry are charging the same price, this indicates the absence of competition and the presence of some form of price-setting agreement.
|
|
Vc screening process
: Discuss how Interact Systems would be expected to fare in the VC screening process involving each element of Figure 11.5.
|
|
Contributing to profit before income tax
: At break-even point of 400 units sold the variable costs were Rs. 400 and the fixed costs were Rs.200. What will be the 401 units sold contributing to profit before income tax?
|
|
Decreasing-cost industry when some firms leave
: What happens in a decreasing-cost industry when some firms leave and the industry's output contracts?
|