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Discussion
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Number Systems and Codes
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Question
Convert the binary number 1001.0010 to decimal.
Options
A. 125
B. 12.5
C. 90.125
D. 9.125
Correct Answer
9.125
More questions
1. What is the permeability of transformer iron?
Options
A. 50
B. 450
C. 1,500
D. 5,500
Show Answer
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Discuss
Correct Answer: 5,500
2. The voltages across all components in parallel are equal.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
3. When a depletion region of a transistor is large the barrier voltage is also large.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
4. 5400 TTL series logic chips are made to military specifications.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
5. Shunting the ac component away from the load is the task of a:
Options
A. transformer
B. filter
C. regulator
D. rectifier
Show Answer
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Discuss
Correct Answer: filter
6. The capacitor that produces an ac ground is called a(n)
Options
A. coupling capacitor
B. dc open
C. bypass capacitor
D. ac open
Show Answer
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Discuss
Correct Answer: bypass capacitor
7. If the primary power of an ideal transformer having a 2:1 voltage ratio is 100 W, the secondary power is
Options
A. 100 W
B. 50 W
C. 75 W
D. 200 W
Show Answer
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Discuss
Correct Answer: 100 W
8. A high-pass filter heavily attenuates the higher frequencies.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
9. A capacitor stores electric energy in the form of an electric field.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
10. A 555 timer can be configured as an astable multivibrator.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
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