When a 12 V input pulse with a width equal to one time constant is applied to an

CuriousTab

CuriousTab

Home Aptitude

Discussion

Home ‣ Electrical Engineering ‣ Time Response of Reactive Circuits Comments

Question
When a 12 V input pulse with a width equal to one time constant is applied to an RC integrator, the capacitor charges to
Options
A. 0 V
B. 12 V
C. 6.3 V
D. 7.56 V

Correct Answer

7.56 V

Time Response of Reactive Circuits problems

Search Results

4. Referring this figure, on the falling edge,
Options
A. the resistor voltage drops to ?5 V and then goes back to zero exponentially
B. the resistor voltage jumps to ?5 V and then goes back to zero exponentially
C. the capacitor voltage remains constant
D. the resistor voltage jumps to +5 V and then decreases exponentially to zero

5. To understand how the output voltage is shaped by a differentiator, you must consider
Options
A. the response to the rising pulse edge
B. the response between the rising and falling edges
C. the response to the falling pulse edge
D. all of the above

6. In electronic systems, repetitive-pulse waveforms are encountered
Options
A. more often than single pulses
B. less often than single pulses
C. about as often as single pulses
D. twice as often as single pulses

7. An integrator consists of a 3.3 kΩ resistor and a 2 µF capacitor. A single 30 V, 6 ms pulse is applied to the input. How much will the capacitor charge?
Options
A. 10.3 V
B. 30 V
C. 12.09 V
D. 17.91 V

8. A single 6 V pulse with a width of 600 µs is applied to an integrator consisting of a 150 kΩ resistor and a 0.002 µF capacitor. To what voltage will the capacitor charge?
Options
A. 0 V
B. 3.78 V
C. 5.16 V
D. 6 V

10. Referring to the give circuit, the output will
Options
A. decay to zero at the end of the pulse
B. reach 6 V at the end of the pulse
C. reach 3.78 V at the end of the pulse
D. reach 5.16 V at the end of the pulse

Comments

More in Electrical Engineering: