Practice: Rank the flux through surfaces A, B and C in the figure below from greatest to smallest.

Subjects
All Chapters | ||||
---|---|---|---|---|
Ch 01: Intro to Physics; Units | 1hr & 22mins | 0% complete | ||
Ch 02: 1D Motion / Kinematics | 4hrs & 2mins | 0% complete | ||
Ch 03: Vectors | 2hrs & 43mins | 0% complete | ||
Ch 04: 2D Kinematics | 2hrs | 0% complete | ||
Ch 05: Projectile Motion | 2hrs & 57mins | 0% complete | ||
Ch 06: Intro to Forces (Dynamics) | 3hrs & 20mins | 0% complete | ||
Ch 07: Friction, Inclines, Systems | 2hrs & 43mins | 0% complete | ||
Ch 08: Centripetal Forces & Gravitation | 3hrs & 43mins | 0% complete | ||
Ch 09: Work & Energy | 1hr & 58mins | 0% complete | ||
Ch 10: Conservation of Energy | 2hrs & 54mins | 0% complete | ||
Ch 11: Momentum & Impulse | 3hrs & 45mins | 0% complete | ||
Ch 12: Rotational Kinematics | 3hrs & 3mins | 0% complete | ||
Ch 13: Rotational Inertia & Energy | 7hrs & 4mins | 0% complete | ||
Ch 14: Torque & Rotational Dynamics | 2hrs & 10mins | 0% complete | ||
Ch 15: Rotational Equilibrium | 4hrs & 8mins | 0% complete | ||
Ch 16: Angular Momentum | 3hrs & 6mins | 0% complete | ||
Ch 17: Periodic Motion | 2hrs & 9mins | 0% complete | ||
Ch 19: Waves & Sound | 3hrs & 25mins | 0% complete | ||
Ch 20: Fluid Mechanics | 4hrs & 31mins | 0% complete | ||
Ch 21: Heat and Temperature | 3hrs & 15mins | 0% complete | ||
Ch 22: Kinetic Theory of Ideal Gases | 1hr & 44mins | 0% complete | ||
Ch 23: The First Law of Thermodynamics | 1hr & 26mins | 0% complete | ||
Ch 24: The Second Law of Thermodynamics | 3hrs & 9mins | 0% complete | ||
Ch 25: Electric Force & Field; Gauss' Law | 3hrs & 34mins | 0% complete | ||
Ch 26: Electric Potential | 1hr & 53mins | 0% complete | ||
Ch 27: Capacitors & Dielectrics | 2hrs & 2mins | 0% complete | ||
Ch 28: Resistors & DC Circuits | 3hrs & 7mins | 0% complete | ||
Ch 29: Magnetic Fields and Forces | 2hrs & 27mins | 0% complete | ||
Ch 30: Sources of Magnetic Field | 2hrs & 30mins | 0% complete | ||
Ch 31: Induction and Inductance | 3hrs & 38mins | 0% complete | ||
Ch 32: Alternating Current | 2hrs & 37mins | 0% complete | ||
Ch 33: Electromagnetic Waves | 2hrs & 6mins | 0% complete | ||
Ch 34: Geometric Optics | 2hrs & 51mins | 0% complete | ||
Ch 35: Wave Optics | 1hr & 15mins | 0% complete | ||
Ch 37: Special Relativity | 2hrs & 10mins | 0% complete | ||
Ch 38: Particle-Wave Duality | Not available yet | |||
Ch 39: Atomic Structure | Not available yet | |||
Ch 40: Nuclear Physics | Not available yet | |||
Ch 41: Quantum Mechanics | Not available yet |
Sections | |||
---|---|---|---|
Electric Charge | 15 mins | 0 completed | Learn |
Charging Objects | 7 mins | 0 completed | Learn |
Charging By Induction | 4 mins | 0 completed | Learn |
Conservation of Charge | 6 mins | 0 completed | Learn |
Coulomb's Law (Electric Force) | 48 mins | 0 completed | Learn Summary |
Electric Field | 40 mins | 0 completed | Learn Summary |
Electric Fields in Capacitors | 14 mins | 0 completed | Learn |
Electric Field Lines | 17 mins | 0 completed | Learn |
Dipole Moment | 8 mins | 0 completed | Learn |
Electric Fields in Conductors | 8 mins | 0 completed | Learn |
Electric Flux | 15 mins | 0 completed | Learn Summary |
Gauss' Law | 33 mins | 0 completed | Learn Summary |
Concept #1: Gauss' Law
Example #1: Electric Field Within Spherical Conductor
Practice: Rank the flux through surfaces A, B and C in the figure below from greatest to smallest.
Example #2: Electric Field due to Hollow Shell
Example #3: Surface Charge Density
Practice: A spherical, conducting shell has a charge of –6C. If a 4C charge were placed at the center of the shell, what is the electric field at 4 cm? At 12 cm?
Join thousands of students and gain free access to 55 hours of Physics videos that follow the topics your textbook covers.
Enter your friends' email addresses to invite them: