EET 3086 Exam 1 UPDATED
QUESTIONS AND CORRECT ANSWERS
Which material is not a good semiconductor? - CORRECT ANSWER Teflon
The resistance of a nine inch length of copper that has a diameter of 0.005 in. is - CORRECT
ANSWER 311 mΩ
The insulator with the lowest breakdown voltage is - CORRECT ANSWER air
The rated value of a yellow, violet, gold resistor is - CORRECT ANSWER 4.7 Ω
The nominal value and tolerance for a 6803G resistor is - CORRECT ANSWER 680 kΩ ±2%
Two 1.5 V cells rated at 60 mA are connected in series. The maximum current flow is - CORRECT
ANSWER 60 mA
Which type resistor has the best temperature stability? - CORRECT ANSWER wire-wound
resistor
In a simple circuit, a 12-V source produces 240 μA. The circuit resistance is - CORRECT ANSWER
50,000 Ω
Which is not a characteristic of short circuit? - CORRECT ANSWER The resistance of the
shorted component is extremely high.
A dc power supply has a Po rating of 6 W (maximum) and a Pi rating of 15 W (maximum). The
efficiency of the power supply is - CORRECT ANSWER 40%
A resistor with colored bands of yellow, violet, red, gold is placed across a 12 V source. The possible
range of current values for the circuit is - CORRECT ANSWER 2.43 mA to 2.69 mA
QUESTIONS AND CORRECT ANSWERS
Which material is not a good semiconductor? - CORRECT ANSWER Teflon
The resistance of a nine inch length of copper that has a diameter of 0.005 in. is - CORRECT
ANSWER 311 mΩ
The insulator with the lowest breakdown voltage is - CORRECT ANSWER air
The rated value of a yellow, violet, gold resistor is - CORRECT ANSWER 4.7 Ω
The nominal value and tolerance for a 6803G resistor is - CORRECT ANSWER 680 kΩ ±2%
Two 1.5 V cells rated at 60 mA are connected in series. The maximum current flow is - CORRECT
ANSWER 60 mA
Which type resistor has the best temperature stability? - CORRECT ANSWER wire-wound
resistor
In a simple circuit, a 12-V source produces 240 μA. The circuit resistance is - CORRECT ANSWER
50,000 Ω
Which is not a characteristic of short circuit? - CORRECT ANSWER The resistance of the
shorted component is extremely high.
A dc power supply has a Po rating of 6 W (maximum) and a Pi rating of 15 W (maximum). The
efficiency of the power supply is - CORRECT ANSWER 40%
A resistor with colored bands of yellow, violet, red, gold is placed across a 12 V source. The possible
range of current values for the circuit is - CORRECT ANSWER 2.43 mA to 2.69 mA
