A capacitor of 7.99 µF is discharged through a resistor of resistance R. The time constant of the discharge is 5.6 space cross times space 10 to the power of negative 3 end exponent s Calculate the value of R.
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- An uncharged capacitor and a resistor are connected in series to a source of emf. If = 8.00 V, C = 25.0 µF, and R = 100 Ω, find the following. (a) the time constant of the circuit Your response is off by a multiple of ten. ms(b) the maximum charge on the capacitor µC(c) the charge on the capacitor at a time equal to one time constant after the battery is connected µCA resistor with an unknown resistance is connected in parallel to a 13 Ω resistor. Whenboth resistors are connected in parallel to anemf source of 20 V, the current through the unknown resistor is measured with an ammeter to be 4 A.What is the resistance of the unknown resistor?Answer in units of Ω.In an experiment, an initially uncharged capacitor of capacitance C=62µF (microFarad) is connected to a resistor R and a battery of voltage V as shown in the figure below: V(V) VT After the switch is closed at t=0, the voltage across the capacitor is measured and plotted as shown in the figure below. Using the data provided in the curve, determine the value of resistance R. Express your answer in units of using zero decimal places. 13- 12- 11 10- 9 8- 7- 6 5 4- 3 2 1- 0- 0 P 0.1 66****** 0.2 0.3 R www 0.4 0.5 C 0.6 t (s) 0.7 0.8 0.9 1 1.1 1.2 4
- A student connects two resistors with unknown resistance values in series, and notes that the equivalent resistance R = 790 0. She then connects the same two resistors in parallel, and measures the equivalent resistance to be Rp = 160 02. What are the resistances (in) of each resistor? smaller resistance larger resistance Q QThe potential difference across a resistor in a particular electric circuit is 360 V. The current through the resistor is 10.0 A. What is its resistance (in )? QA capacitor is charged from the battery with EMF E = 10 V through the resistor R. Whatenergy is released on the resistor in the form of heat if the capacitance is C = 5 mkF?
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