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Two charges of 16 pC and -65 pC are inside a cube with sides that are of 0.17 m length. Determine the net electric flux PowerPoint Presentation
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Two charges of 16 pC and -65 pC are inside a cube with sides that are of 0.17 m length. Determine the net electric flux

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Two charges of 16 pC and -65 pC are inside a cube with sides that are of 0.17 m length. Determine the net electric flux - PowerPoint PPT Presentation

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Two charges of 16 pC and -65 pC are inside a cube with sides that are of 0.17 m length. Determine the net electric flux

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  1. 1. 2. 3. 4. 5. Two charges of 16 pC and -65 pC are inside a cube with sides that are of 0.17 m length. Determine the net electric flux through the surface of the cube. • {image} • {image} • {image} • {image} • {image}

  2. 1. 2. 3. 4. 5. Charges {image} and {image} are placed on the x axis at {image} and {image} respectively. If {image} and {image} determine the net flux through a spherical surface (radius = 1.3 m) centered on the origin. • {image} • {image} • {image} • {image} • {image}

  3. 1. 2. 3. 4. 5. A uniform linear charge density of 3.4 nC/m is distributed along the entire x axis. Consider a spherical (radius = 4.5 cm) surface centered on the origin. Determine the electric flux through this surface. • {image} • {image} • {image} • {image} • {image}

  4. 1. 2. 3. 4. 5. The xy plane is "painted" with a uniform surface charge density which is equal to {image} Consider a spherical surface with a 4.5-cm radius that has a point in the xy plane as its center. What is the electric flux through that part of the spherical surface for which {image} • {image} • {image} • {image} • {image} • {image}

  5. 1. 2. 3. 4. 5. Charge of uniform surface density {image} is distributed on a spherical surface (radius = 2.4 cm). What is the total electric flux through a concentric spherical surface with a radius of 4.8 cm? • {image} • {image} • {image} • {image} • {image}

  6. 1. 2. 3. 4. 5. A charge of 0.79 nC is placed at the center of a cube that measures 3.4 m along each edge. What is the electric flux through one face of the cube? • {image} • {image} • {image} • {image} • {image}

  7. 1. 2. 3. 4. 5. The electric field in the region of space shown is given by {image} where y is in m. What is the magnitude of the electric flux through the top face of the cube shown? {applet} • {image} • {image} • {image} • {image} • {image}

  8. Charge of a uniform density {image} is distributed over the entire xy plane. A charge of uniform density {image} is distributed over the parallel plane defined by {image} Determine the magnitude of the electric field for any point with {image} • 0.67 kN/C • 0.33 kN/C • 0.34 kN/C • 0.79 kN/C • 0.88 kN/C

  9. Two infinite parallel surfaces carry uniform charge densities of {image} and {image} What is the magnitude of the electric field at a point between the two surfaces? • 63 N/C • 36 N/C • 98 N/C • 74 N/C • 86 N/C

  10. Charge of uniform density {image} is distributed over the xy plane, and charge of uniform density {image} is distributed over the yz plane. What the magnitude of the resulting electric field at any point not in either of the two charged planes? • 30 N/C • 42 N/C • 15 N/C • 41 N/C • 20 N/C

  11. A long nonconducting cylinder (radius = 15 cm) has a charge of uniform density {image} distributed throughout its column. Determine the magnitude of the electric field 22 cm from the axis of the cylinder. • 26 N/C • 38 N/C • 23 N/C • 51 N/C • 35 N/C

  12. A long nonconducting cylinder (radius = 4.4 mm) has a nonuniform volume charge density given by {image} where {image} and r is the distance from the axis of the cylinder. What is the magnitude of the electric field at a point 2.4 mm from the axis? • 2.1 N/C • 2.9 N/C • 4.8 N/C • 7.3 N/C • 2.4 N/C

  13. Charge of uniform linear density (4.4 nC/m) is distributed along the entire x axis. Determine the magnitude of the electric field on the y axis at {image} • 42 N/C • 58 N/C • 40 N/C • 54 N/C • 78 N/C

  14. Charge of uniform density {image} is distributed throughout a hollow cylindrical region formed by two coaxial cylindrical surfaces of radii 1.2 mm and 3.8 mm. Determine the magnitude of the electric field at a point which is 2.5 mm from the symmetry axis. • 7.8 N/C • 1.0 N/C • 2.3 N/C • 5.8 N/C • 7.0 N/C

  15. Charge of uniform density {image} is distributed over a cylindrical surface (radius = 1.1 cm), and a second coaxial surface (radius = 3.5 cm) carries a uniform charge density of {image} Determine the magnitude of the electric field at a point 1.8 cm from the symmetry axis of the two surfaces. • 1.4 kN/C • 4.4 kN/C • 7.1 kN/C • 2.3 kN/C • 3.6 kN/C

  16. A solid nonconducting sphere (radius = 12 cm) has a charge of uniform density {image} distributed throughout its volume. Determine the magnitude of the electric field 16 cm from the center of the sphere. • 89 N/C • 37 N/C • 79 N/C • 82 N/C • 42 N/C

  17. A charge of 7.0 pC is distributed uniformly on a spherical surface (radius = 3.2 cm), and a second charge of {image} 1.2 pC is distributed uniformly on a concentric spherical surface (radius = 4.2 cm). Determine the magnitude of the electric field 4.8 cm from the center of the two surfaces. • 23 N/C • 63 N/C • 27 N/C • 66 N/C • 39 N/C

  18. A point charge (5.1 pC) is located at the center of a spherical surface (radius = 2.6 cm), and a charge of 2.6 pC is spread uniformly upon this surface. Determine the magnitude of the electric field 1.0 cm from the point charge. • 0.46 kN/C • 0.69 kN/C • 0.68 kN/C • 0.63 kN/C • 0.44 kN/C

  19. A 3.4-pC point charge is placed at the center of a hollow (inner radius = 1.7 cm, outer radius = 3.3 cm) conducting sphere which has a net charge of 3.4 pC. Determine the magnitude of the electric field at a point which is 4.9 cm from the point charge. • 25 N/C • 13 N/C • 45 N/C • 17 N/C • 14 N/C

  20. A long straight metal rod has a radius of 2.5 mm and a surface charge of density {image} Determine the magnitude of the electric field 3.2 mm from the axis. • 26 N/C • 43 N/C • 50 N/C • 21 N/C • 16 N/C

  21. 1. 2. 3. 4. 5. The field just outside the surface of a long conducting cylinder which has a 3.0-cm radius points radially outward and has a magnitude of 180 N/C. What is the charge density on the surface of the cylinder? • {image} • {image} • {image} • {image} • {image}

  22. A long cylindrical conductor (radius = 1.6 mm) carries a charge density of 4.0 pC/m and is inside a coaxial, hollow, cylindrical conductor (inner radius = 3.2 mm, outer radius = 4.1 mm) that has a total charge of {image} 7.6 pC/m. What is the magnitude of the electric field 2.5 mm from the axis of these conductors? • 29 N/C • 18 N/C • 26 N/C • 38 N/C • zero

  23. 1. 2. 3. 4. 5. A point charge of 6.3 nC is placed at the center of a hollow spherical conductor (inner radius = 1.2 cm, outer radius = 2.0 cm) which has a net charge of -2.0 nC. Determine the resulting charge density on the inner surface of the conducting sphere. • {image} • {image} • {image} • {image} • {image}

  24. A small metal sphere is suspended from the conducting cover of a conducting metal ice bucket by a non-conducting thread. The sphere is given a positive charge before the cover is placed on the bucket. The bucket is tilted by means of a nonconducting material so that the charged sphere touches the inside of the bucket. Which statement is correct? • The positive charge spreads over the outside surface of the bucket and cover. • The positive charge remains on the metal sphere. • The positive charge spreads equally over the inside and outside surfaces of the bucket and cover. • The positive charge spreads over the inside surface of the bucket and cover. • The positive charge spreads equally over the sphere and the inside and outside surfaces of the bucket and cover.

  25. An uncharged metal sphere is placed on an insulating puck on a frictionless table. While being held parallel to the table, a rod with a charge q is brought close to the sphere, but does not touch it. As the rod is brought in, the sphere _____ . • moves toward the rod • moves away from the rod • remains at rest • moves perpendicular to the velocity vector of the rod • moves upward off the puck

  26. 1. 2. 3. 4. 5. Two concentric imaginary spherical surfaces of radius R and 3R respectively surround a positive point charge {image} located at the center of the surfaces. When compared to the electric flux {image} through the surface of radius R, what is the electric flux {image} through the surface of radius 3R? • {image} • {image} • {image} • {image} • {image}

  27. 1. 2. 3. 4. 5. Which one of the following cannot be a statement of Gauss's Law for some physical situation? • {image} • {image} • {image} • {image} • {image}

  28. 1. 2. 3. 4. 5. An uncharged spherical conducting shell surrounds a charge {image} at the center of the shell. Find the charges on the inner and outer surfaces of the shell respectively. • {image} • {image} • {image} • {image} • {image}

  29. A constant electric field {image} is present throughout a region of space that includes the plane bounded by the x and y axes and the lines {image} and {image} Find the electric flux at the plane's surface, in N/C. • 0 • 0.17 • 17 • 33 • 120

  30. 1. 2. 3. 4. 5. A spaceship encounters a single plane of charged particles, with the charge per unit area equal to {image} Find the magnitude and direction of the electric field a short distance above the plane. • {image} perpendicular • {image} parallel • {image} perpendicular • {image} parallel • {image} perpendicular

  31. In a charge-free region of space, a closed container is placed in an electric field. A requirement for the total electric flux through the surface of the container to be zero is that _____. • the field must be uniform • the container must be symmetric • the container must be oriented in a certain way • the requirement does not exist-the total electric flux is zero no matter what

  32. 1. 2. 3. 4. 5. Consider the charge distribution shown in the figure below. {image} The charges contributing to the total electric flux through surface {image} are _____. • {image} only • {image} only • {image} and {image} • all four charges • none of the charges

  33. Your little brother likes to rub his feet on the carpet and then touch you to give you a shock. While you are trying to escape the shock treatment, you discover a hollow metal cylinder in your basement, large enough to climb inside. In which of the following cases will you not be shocked? • You climb inside the cylinder, making contact with the inner surface, and your charged brother touches the outer metal surface. • Your charged brother is inside touching the inner metal surface and you are outside, touching the outer metal surface. • Both of you are outside the cylinder, touching its outer metal surface but not touching each other directly.