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- Question
The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values?
Options- A. 0.93 W
- B. 0.93 V
- C. 1 A
- D. 9.3 W
- E. None of the above
- Correct Answer
- 0.93 W
- 1. Which one of the following statements applies to common auto batteries?
Options- A. Auto batteries are primary wet-cell batteries
- B. Auto batteries are secondary wet-cell batteries
- C. Auto batteries are secondary dry-cell batteries
- D. Auto batteries are primary dry-cell batteries
- E. None of the above Discuss
- 2. The direction of conventional current flow is:
Options- A. from negative to positive
- B. from positive to negative
- C. from left to right
- D. from neutral to positive
- E. None of the above Discuss
- 3. Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold
Options- A. 220 Ohm, 5%
- B. 220 Ohm, 10%
- C. 22,000 Ohm, 5%
- D. 22, 000 Ohm, 10%
- E. None of the above Discuss
- 4. Absolute Zero temperature equals
Options- A. 0o C
- B. -273o C
- C. -276o C
- D. 25o C
- E. None of the above Discuss
- 5. The south pole of a magnet is the one:
Options- A. that would be attracted to the earths north magnetic pole
- B. that has its molecules arranged in a random pattern
- C. that would be attracted to the earth's south magnetic pole
- D. that would be repelled by the north pole of another magnet
- E. None of the above Discuss
- 6. A transistor has how many doped regions?
Options- A. 1
- B. 2
- C. 3
- D. 4
- E. None of the above Discuss
- 7. When operating below its resonant frequency, a series RLC circuit has the characteristics of a:
Options- A. series RL circuit
- B. series RC circuit
- C. series RLC circuit operated above its resonant frequency
- D. purely resistive circuit
- E. None of the above Discuss
- 8. 1 Microfarad is the same as:
Options- A. 1 millionth of a picofarad
- B. 1000 millifarads
- C. 1 million picofarads
- D. 1 million farads
- E. None of the above Discuss
- 9. Doubling the operating frequency of a purely inductive circuit:
Options- A. doubles the amount of current through the inductors
- B. has no effect on the current through the inductors
- C. cuts the current through the inductors one-half
- D. increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit
- E. None of the above Discuss
- 10. Which one of the following statements is true for voltage in a parallel circuit?
Options- A. The total voltage in a parallel circuit is equal to the average value of the individual voltages
- B. The total voltage in a parallel circuit is always less than the value of the smallest voltage
- C. The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit
- D. The total voltage of a parallel circuit is the same as the voltages across each branch
- E. None of the above Discuss
Electronic Principles problems
Search Results
Correct Answer: Auto batteries are secondary wet-cell batteries
Correct Answer: from positive to negative
Correct Answer: 22,000 Ohm, 5%
Correct Answer: -273o C
Correct Answer: that would be attracted to the earth's south magnetic pole
Correct Answer: 3
Correct Answer: series RC circuit
Correct Answer: 1 million picofarads
Correct Answer: cuts the current through the inductors one-half
Correct Answer: The total voltage of a parallel circuit is the same as the voltages across each branch
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