A 32.1-µF capacitor stores 0.947 J of potential energy. What is the potential difference across the plates of this capacitor?

A 32.1-µF capacitor stores 0.947 J of potential energy. What is the potential difference across the...
1. (a) The potential difference between the plates of a 4.90-µF capacitor is 130 V. How much energy is stored in the capacitor?How much additional energy is required to increase the potential difference between the plates from 130 V to 260 V? b)The charges on the plates of a 9-µF capacitor are ± 4.3 µC.How much energy is stored in the capacitor? If the charge is transferred until the charges on the plates are equal to ±1.9 µC, how much...
A 2.1-µF capacitor is charged to a potential difference of 16.0 V and then connected across a 0.44-mH inductor. What is the current in the circuit when the potential difference across the capacitor is 8.0 V? (Give the magnitude.) ____________ A
A 1.9-µF capacitor is charged to a potential difference of 18.0 V and then connected across a 0.39-mH inductor. What is the current in the circuit when the potential difference across the capacitor is 9.0 V? (Give the magnitude.)
A certain capacitor stores 520 J of energy when it holds 7.4 10-2 C of charge. (a) What is the capacitance of this capacitor? (b) What is the potential difference across the plates?
A 1.6 µF capacitor and a 4.9 µF capacitor are connected in parallel across a 450 V potential difference. Calculate the total energy in joules stored in the capacitors.
The electric potential energy stored in the capacitor of a defibrillator is 110 J, and the capacitance is 150 μF. What is the potential difference across the capacitor plates?
In the figure a potential difference of V = 120 V is
applied across a capacitor arrangement with capacitances
C1 = 12.3 µF, C2 = 7.39 µF,
and C3 = 14.1 µF. What are (a)
charge q3, (b) potential
difference V3, and (c) stored
energy U3 for capacitor 3, (d)
q1, (e)
V1, and (f)
U1 for capacitor 1, and (g)
q2, (h)
V2, and (i)
U2 for capacitor 2
C2 CL C3
In the figure a potential difference V = 80.0 V is applied
across a capacitor arrangement with capacitances C1 = 14.7 µF, C2 =
3.82 µF, and C3 = 3.72 µF. What are (a) charge q3, (b) potential
difference V3, and (c) stored energy U3 for capacitor 3, (d) q1,
(e) V1, and (f) U1 for capacitor 1, and (g) q2, (h) V2, and (i) U2
for capacitor 2?
Two identical capacitors store different amounts of energy: capacitor A stores 2.1x10^-3 J, and capacitor B stores 2.8x10^-4 J. The voltage across the plates of capacitor B is 13 V. Find the voltage across the plates of capacitor A.
Two identical capacitors store different amounts of energy: capacitor A stores 3.5 10-3 J, and capacitor B stores 4.6 10-4 J. The voltage across the plates of capacitor B is 13 V. Find the voltage across the plates of capacitor A.