Flipping Physics
#14 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about finding the centripetal force (or the net force in the in direction) for an object on a spring moving in uniform circular motion.
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#60 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about determining the directions of the electric field and the electric force on an electron when given the equation for a non-constant electric potential.
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#58 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about how a uniform electric field changes the motion of a negatively charged particle.
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#57 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about the relationship between frequency and radius for a charged particle moving in a circle in a constant magnetic field.
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#56 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using Farady's and Lenz' Laws to determine the magnitude and direction the induced current on a square loop in a changing magnetic field.
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#55 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about finding the kinetic energy of an electron in orbit around a proton
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#54 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using the right hand rule to determine where the charges move to on a wire moving in a constant magnetic field.
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#53 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about crossed electric and magnetic fields causing a beam of protons to pass undeflected.
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#50 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using the Right Hand Rule to determine the three dimensional shape of the path of a moving charged particle in a constant magnetic field.
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#49 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using the Right Hand Rule to determine the net force on a current carrying loop next to a current carrying wire.
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#44 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using the right hand rule to determine the shape of a magnetic field caused by a beam of moving charges.
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#39 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about the net Coulomb's Force on one charged caused by two other charges.
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#36 Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about finding the electric potential differences across a resistor and capacitor around a loop using Kirchhoff's Rules.
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Centripetal Acceleration Introduction
Why is there a “center seeking” centripetal acceleration? A step-by-step walk through of the answer to this question.
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2017 #2 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #2 from the 2017 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. This Experimental Design question also works as a part of the AP Physics C: Mechanics...
Flipping Physics
2019 #2 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #2 from the 2019 AP Physics 1 Exam. This is a dynamics question about forces and acceleration. Also included are my reflections on how to get perform better on the exam. This...
Flipping Physics
Kirchhoff's Rules of Electrical Circuits
Kirchhoff’s two rules of electrical circuits are introduced and demonstrated in two basic electrical circuits.
Flipping Physics
Average Power Delivered by a Car Engine - Example Problem
A 1400 kg Prius uniformly accelerates from rest to 30 km/hr in 9.25 seconds and 42 meters. If an average force of drag of 8.0 N acts on the car, what is the average power developed by the engine in horsepower?
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Resistors in Series and Parallel Equation Derivations
Kirchhoff’s two rules of electrical circuits are used to derive the equations for equivalent resistance of series and parallel resistor circuits.
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2016 #1 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #1 from the 2016 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. This Short Answer question also works as a part of the AP Physics C: Mechanics curriculum.
Flipping Physics
Introduction to Conventional Current and Direct Current with an Example Problem
An introduction to Conventional Current and Direct current. Includes conventional current direction and dimensions. We even talk about the Bohr model of the atom. And, of course, an example problem where we figure out current and the...
Curated Video
Discover How to Write an A+ Thesis in Essay (Strong Examples)
Are you confused about how to write a strong thesis statement? Lost on where to begin? Writing a STRONG thesis statement is really hard, it can be very overwhelming for beginners. The goal of this video is to help you understand your...
Flipping Physics
Gauss's Law - Charged Sphere Electric Field
This video shows how to prove that the electric field outside a uniformly charged sphere is the same as if the charged sphere were a point particle. Using Gauss' law, the electric field is shown to be constant and dependent only on the...
Flipping Physics
Simple Harmonic Motion - Force, Acceleration, and Velocity at 3 Positions
Identifying the spring force, acceleration, and velocity at the end positions and equilibrium position of simple harmonic motion. Amplitude is also defined and shown.