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Connect the initial circuit as shown in Figure 47-1. 2. Set VA at 20 volts. Insert a jumper wire between points A and B and observe the meter action. OBSERVATION Current flowed for approximately ___________ seconds as evidenced by the voltage measured across R. The rate of charge was (linear, nonlinear) __________________. nCONCLUSION The current that flowed was the charging current that charged the capacitor to a voltage equal to (VR, VA) ____________________. Was charging current maximum at the beginning of the charge time or near the end? _________. At the beginning of the charge time, the voltage across R was equal to (VC , VA) _______________________ (the first instant). At the end of the charge time, the voltage across the resistor is ________ volts; the voltage across the capacitor is equal to VA

Connect the initial circuit as shown in Figure 47-1. 2. Set VA at 20 volts. Insert a jumper wire between points A and B and observe the meter action. OBSERVATION Current flowed for approximately ___________ seconds as evidenced by the voltage measured across R. The rate of charge was (linear, nonlinear) __________________. nCONCLUSION The current that flowed was the charging current that charged the capacitor to a voltage equal to (VR, VA) ____________________. Was charging current maximum at the beginning of the charge time or near the end? _________. At the beginning of the charge time, the voltage across R was equal to (VC , VA) _______________________ (the first instant). At the end of the charge time, the voltage across the resistor is ________ volts; the voltage across the capacitor is equal to VA

Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter19: Capacitors
Section: Chapter Questions
Problem 3PA: You find that a 25-F capacitor connected to 480 VAC is defective. The storeroom has no capacitors...
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Connect the initial circuit as shown in Figure 47-1.
2. Set VA at 20 volts. Insert a jumper wire between points A and B and observe the meter action.
OBSERVATION Current flowed for approximately ___________ seconds as evidenced by the voltage
measured across R. The rate of charge was (linear, nonlinear) __________________.
nCONCLUSION The current that flowed was the charging current that charged the capacitor to a
voltage equal to (VR, VA) ____________________. Was charging current maximum at
the beginning of the charge time or near the end? _________. At the beginning of the
charge time, the voltage across R was equal to (VC , VA) _______________________
(the first instant). At the end of the charge time, the voltage across the resistor is
________ volts; the voltage across the capacitor is equal to VA.

.01µF VA (dc) R V 100k 2 В A FIGURE 47-1 RPOSE To demonstrate the charging and dischargir nd to observe that a capacitor takes five RC time const et voltage level to another. DMM Resisto: VVPS (dc) 10 kQ CIS 100 k2 О Сарасitors 0.1 µF, 1.0 µF 1 ΜΩ S Remember that charged capacitors remain charged hey are discharged). rcuit as shown in Figure 47-1. sert a jumper wire between points A and B and observe urrent flowed for approximately second: easured across R. The rate of charge was (linear, nonli he current that flowed was the charging current tha oltage equal to (VR, V¼) Was c of the ohorge time oor the ond2
Transcribed Image Text:.01µF VA (dc) R V 100k 2 В A FIGURE 47-1 RPOSE To demonstrate the charging and dischargir nd to observe that a capacitor takes five RC time const et voltage level to another. DMM Resisto: VVPS (dc) 10 kQ CIS 100 k2 О Сарасitors 0.1 µF, 1.0 µF 1 ΜΩ S Remember that charged capacitors remain charged hey are discharged). rcuit as shown in Figure 47-1. sert a jumper wire between points A and B and observe urrent flowed for approximately second: easured across R. The rate of charge was (linear, nonli he current that flowed was the charging current tha oltage equal to (VR, V¼) Was c of the ohorge time oor the ond2
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