Homework Answers
Any symmetrical distribution of charge on a circle would produce zero electric field due a center due to symmetry of the distribution. Hence, the magnitude of electric field at the centre will be zero.
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+ R +4 +4 0 + +9 Five positive point charges of magnitude o are placed...
4. Two point charges, A and B are located on a circle with radius R as...
4. Two point charges, A and B are located on a circle with radius R as seen below. B is fixed but A can be moved around. If q,-+390 and q,-%-at what angles θ can charge A be placed in order fort the net electric field produced by both charges at the center of Ли the circle to have a magnitude of E the electric fields and their components. 0 ? Please draw a neat diagram illustrating х.
Five equal negative charges –q are placed around a circle of radius R so that there...
Five equal negative charges –q are placed around a circle of radius R so that there is an equal angle between them. Considering the +x axis to be 0o and the +y axis to be 90o, Calculate the electric field E at the center of the circle.
Problem 4-A point charge q 9.0 nC is placed inside a spherical shell made of metal,...
Problem 4-A point charge q 9.0 nC is placed inside a spherical shell made of metal, of inner radius a 3.0 m and outer radius b -5.0 m, that is charged with qp-6.0 nC. Find the electric field (magnitude and direction) at a distance (a) r 1.5 m (b) r2 4.0 m from the center. (c) Find the charges on the inner and outer surfaces of the spherical shell
2. A positive point charge +Q resides at the center of a conducting spherical shell of...
2. A positive point charge +Q resides at the center of a conducting spherical shell of inner radius R1, of outer radius R2, and of total charge -4Q. Use Gauss's law to find the charge on: (a) the inner surface at r=R1 and (b) the outer surface at r=R2. Find the magnitude and direction of the electricfield at a distance r from the point charge: (c) for r<R1,(d) for R1<r<R2, and (e) for r>R2. Draw a diagram showing all charges...
Two point-like charges are placed as shown in the figure, r 1 = 18.0 cm and...
Two point-like charges are placed as shown in the figure, r 1 = 18.0 cm and r 2 = 50.0 cm. Find the magnitude of the electric field at point (p) shown in the figure. Let q 1 = −14.0 µC, q 2 = +30.0 µC. q1 is on far left. p is left center. q is far right. is what i got and is wrong 2.81e6 N/C
4. Three point-like charges are placed at the corners of a rectangle as shown in the...
4. Three point-like charges are placed at the corners of a rectangle as shown in the figure, a = | 18.0 cm and b = 52.0 cm. Find the magnitude of the electric field at the center of the rectangle. N/C 92 q, 41
9. Two point-like charges are placed at the corners of a square as shown in the...
9. Two point-like charges are placed at the corners of a square as shown in the figure, a 36.0 cm. Find the magnitude of the electric field at the bottom left corner. Let q2.30 uC, and q O N/C
Q 18.38: A charge Q = a μC is placed on a conducting spherical shell with...
Q 18.38: A charge Q = a μC is placed on a conducting spherical shell with inner radius Ri 9. 0 cm and outer radius R2 10.0 cm. A point chargeq-b HC is placed at the center of the cavity. The magnitude of the electric field at a point cm f r = c from the center is
A charge of -0.30 C is placed on a circular conducting plate (very thin) with radius...
A charge of -0.30 C is placed on a circular conducting plate (very thin) with radius R= 10 cm. a) Draw a diagram of the situation described above, and calculate the surface charge density o. b) What is the magnitude of the electric field at a point 3.0 cm above the center of the plate? c) What is the magnitude of the electric field at that point if a 5 cm hole is placed in the center of the disk....
Four charges are placed at the corners of a square, where q is positive (q >...
Four charges are placed at the corners of a square, where q is
positive (q > 0). Initially there is no charge in the center of
the square.
a) Find the work W required to bring the charge Qf = +q from
infinity and place it at the center of the square.
b) What is the magnitude of the electric force on the charge q
when it is placed at the center of the square?
c) What is the magnitude...
4. Two point charges, A and B are located on a circle with radius R as seen below. B is fixed but A can be moved around. If q,-+390 and q,-%-at what angles θ can charge A be placed in order fort the net electric field produced by both charges at the center of Ли the circle to have a magnitude of E the electric fields and their components. 0 ? Please draw a neat diagram illustrating х.
Problem 4-A point charge q 9.0 nC is placed inside a spherical shell made of metal, of inner radius a 3.0 m and outer radius b -5.0 m, that is charged with qp-6.0 nC. Find the electric field (magnitude and direction) at a distance (a) r 1.5 m (b) r2 4.0 m from the center. (c) Find the charges on the inner and outer surfaces of the spherical shell
4. Three point-like charges are placed at the corners of a rectangle as shown in the figure, a = | 18.0 cm and b = 52.0 cm. Find the magnitude of the electric field at the center of the rectangle. N/C 92 q, 41
9. Two point-like charges are placed at the corners of a square as shown in the figure, a 36.0 cm. Find the magnitude of the electric field at the bottom left corner. Let q2.30 uC, and q O N/C
Q 18.38: A charge Q = a μC is placed on a conducting spherical shell with inner radius Ri 9. 0 cm and outer radius R2 10.0 cm. A point chargeq-b HC is placed at the center of the cavity. The magnitude of the electric field at a point cm f r = c from the center is
A charge of -0.30 C is placed on a circular conducting plate (very thin) with radius R= 10 cm. a) Draw a diagram of the situation described above, and calculate the surface charge density o. b) What is the magnitude of the electric field at a point 3.0 cm above the center of the plate? c) What is the magnitude of the electric field at that point if a 5 cm hole is placed in the center of the disk....
Four charges are placed at the corners of a square, where q is
positive (q > 0). Initially there is no charge in the center of
the square.
a) Find the work W required to bring the charge Qf = +q from
infinity and place it at the center of the square.
b) What is the magnitude of the electric force on the charge q
when it is placed at the center of the square?
c) What is the magnitude...
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