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A point charge of 16 uc is placed in the centre of a conductive shell carrying a charge of -8 uc. What are the charges on the inner and outer surfaces of the shell?
A spherical conductor of radius 8 cm has a uniform surface charge density of 0.1 nC/m^2. Determine the electric field: a) on the surface of the conductor; b) at a distance of 10 cm from the centre of the conductor.
find the total capacitance for three capacitors connected in series, given their individual capacitances are 1.0 F, 5.0 F, and 8.0 F. ( 0.755 microfarad)
What is the magnitude of the electric force of attraction between an iron nucleus
(q = −26e) and its innermost electron if the distance between them is 1.5 × 10−12m?
A solenoid of length 2.2m has a diameter of 0.9. The magnetic field at its centre is 0.4tesla . estimate the energy stored in the field of this coil.
What is the change in potential energy when a +3.5 C point charge was moved from a negative plate to a positive plate with a potential difference of 8V?
What is the magnitude of the electric field between parallel plates with 25 V of potential difference and placed 25 cm apart?
A point charge q1 = +2.80 µC is at origin. How far should the second point charge of +5.20 µC be placed to have electric potential energy of 0.600 J?
A point charge has a charge of 8.00 x 10-11 C. At what distance from the point charge is the electrical potential (a) 12.0 V? (b) 24.0 V?
1. Two charges Q1=-5 NC and Q2=-7 nc are separated by 8 cm. Calculate tHe electric potential at point.
2. A research van de Graaf generator has a 2.50 mm diameter sphere with a charge of 6.00 UC on it.
A. What is the potential near its surface?
B. At what distance from its center is the potential 1.50 MV?
