Q1. In the adjacent figure each of the two capacitors mounted in parallel has a value C, the resistor has a value R, and the power supply has value ɛ = 25 V. Upon closing the key S the charging...


Q1. In the adjacent figure each of the two capacitors mounted in parallel has a value C,<br>the resistor has a value R, and the power supply has value ɛ = 25 V. Upon closing the<br>key S the charging process of the two capacitors starts. The initial value of the electric<br>current was Io = 25 mA, as shown in the table below, then the electric current<br>decreased until it vanished at t = 00. The table below shows the values of the electric<br>current every two seconds as measured by the ammeter A.<br>t (s)<br>6 8<br>2<br>4<br>10<br>12<br>14<br>16<br>18<br>I (mA)<br>25<br>20<br>16<br>13<br>10<br>7<br>4<br>q (mC)<br>40<br>55<br>66<br>75<br>89<br>97<br>a) Determine the value C of each capacitor in µF units.<br>b) Complete the table by evaluating the electric charge q(t) on each<br>capacitor at the momentst = 2,12, 16, ∞.<br>ww<br>

Extracted text: Q1. In the adjacent figure each of the two capacitors mounted in parallel has a value C, the resistor has a value R, and the power supply has value ɛ = 25 V. Upon closing the key S the charging process of the two capacitors starts. The initial value of the electric current was Io = 25 mA, as shown in the table below, then the electric current decreased until it vanished at t = 00. The table below shows the values of the electric current every two seconds as measured by the ammeter A. t (s) 6 8 2 4 10 12 14 16 18 I (mA) 25 20 16 13 10 7 4 q (mC) 40 55 66 75 89 97 a) Determine the value C of each capacitor in µF units. b) Complete the table by evaluating the electric charge q(t) on each capacitor at the momentst = 2,12, 16, ∞. ww

Jun 11, 2022
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