Electronic Devices - Voltage Regulators
Exercise "Act well your part; there all honor lies."
- Alexander Pope
56.
This circuit is an example of the ac equivalent of an RC filter.
Answer: B
Explanation:
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57.
Refer to the given figure. If the output voltage tends to decrease due to an increase in load current, the transistor will conduct for ________ time each cycle.
A. a longer B. a shorter C. the same
Answer: A
Explanation:
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58.
The larger the value of the capacitor, the smaller the peak current drawn through the rectifying diodes.
Answer: E
Explanation:
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59.
In a shunt linear regulator, the control element is a(n) ________ in parallel with the load.
A. inductor B. capacitor C. transistor
Answer: B
Explanation:
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60.
For what range of fixed regulated voltages do the series 78xx regulators provide regulation?
A. +5 V to +24 V B. +5 V to +24 V C. –5 V to –24 V D. None of the above
Answer: C
Explanation:
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