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Zak's Lab

47 Videos (Page 1/1)

8:24 Fast English (US)

Wave function for a standing wave, boundary conditions on a string of length L, normal modes, etc.

Zak's Lab - a year ago

529 views
7:18 Fast English (US)

Inelastic collision with friction: speed before the impact, speed after collision, stopping distance

Zak's Lab - 2 years ago

1,279 views
4:57 Fast English (US)

Force and torque heavy pulley Atwood machine - block slides down the ramp as the pulley unwinds.

Zak's Lab - 2 years ago

317 views
4:04 Fast English (US)

Ray diagram thin lens equation and magnification: virtual image formed by a diverging lens.

Zak's Lab - 2 years ago

96 views
4:24 Fast English (US)

Solar wind electron cyclotron motion: direction of Lorentz force and radius of curvature.

Zak's Lab - 2 years ago

96 views
5:51 Fast English (US)

Resistor-inductor-capacitor circuit: RMS current, reactance, impedance, resonance in an RLC circuit.

Zak's Lab - 2 years ago

102 views
7:36 Fast English (US)

Water column with mass on top: pressure at the bottom and fluid speed when the valve is opened.

Zak's Lab - 2 years ago

691 views
5:01 Fast English (US)

Space station artificial gravity minimum diameter to produce Earth-like gravity with rotation.

Zak's Lab - 3 years ago

799 views
7:52 Fast English (US)

Summation notation trapezoid sum for integral sin(e^x) and decimal approximation of the sum in CAS.

Zak's Lab - 3 years ago

50 views
6:03 Fast English (US)

Gravitational potential energy formula for a rigid body + angular velocity of a falling rod.

Zak's Lab - 3 years ago

233 views
4:26 Fast English (US)

Obtain the surface area of revolution: e^sin(x) about the x-axis using the ribbon method.

Zak's Lab - 3 years ago

36 views
5:01 Fast English (US)

Average velocity vector for two moments in time on a projectile trajectory.

Zak's Lab - 3 years ago

47 views
10:57 Fast English (US)

Introduction to u-substitution formally and informally (using the chain rule backwards).

Zak's Lab - 3 years ago

211 views
4:35 Fast English (US)

Intro velocity time graph and slope of a v-t graph, acceleration time graph and area of an a-t graph

Zak's Lab - 3 years ago

345 views
6:44 Fast English (US)

Intro position-time graphs and slope of an x-t graph, velocity time graphs and area of a v-t graph.

Zak's Lab - 3 years ago

484 views
5:38 Fast English (US)

Introduction physics vector math: vector subtraction, vector opposites and the zero vector.

Zak's Lab - 3 years ago

95 views
5:06 Fast English (US)

Energy released in C-14 beta decay. Calculation of "missing mass" and E=mc^2 to find energy.

Zak's Lab - 3 years ago

169 views
5:44 Fast English (US)

Crown glass two thin films: destructive interference of light for reflections off the thin film.

Zak's Lab - 3 years ago

61 views
4:56 Fast English (US)

Animation of light waves entering a new medium. New wavelength from index of refraction: lambda/n.

Zak's Lab - 3 years ago

1,028 views
4:43 Fast English

Diffraction combined with interference: minima and maxima for two slits pattern.

Zak's Lab - 3 years ago

136 views
13:05 Fast English (US)

Geometry for a diffraction grating, formula for interference maxima, demonstrations and example.

Zak's Lab - 3 years ago

138 views
6:31 Fast English (US)

Image distance and magnification: image formed by two lenses, ray diagram and lens equation.

Zak's Lab - 3 years ago

125 views
15:43 Fast English (US)

Two slit interference animation, derivation for maxima and minima, examples. Young's double slit.

Zak's Lab - 3 years ago

429 views
9:20 Fast English

Basics of EM waves: wavelength and frequency of light and electromagnetic spectrum introduction.

Zak's Lab - 3 years ago

327 views
8:18 Fast English (US)

Projectile motion flight time, range and maximum height. Level surface projectile physics problem.

Zak's Lab - 3 years ago

662 views
6:17 Fast English (US)

Refraction and index of refraction: Snell's law for refraction, and speed of light in materials.

Zak's Lab - 3 years ago

183 views
11:10 Fast English (US)

Introduction to RLC circuits: impedance, inductive and capacitive reactance and resonant frequency.

Zak's Lab - 3 years ago

660 views
4:21 Fast English (US)

RLC circuit resonance: resonant frequency and impedance, reactance at non-resonant frequency.

Zak's Lab - 3 years ago

90 views
6:51 Fast English (US)

Electromagnetic induction: motional emf for a conductor moving in a magnetic field + example.

Zak's Lab - 3 years ago

336 views
5:37 Fast English (US)

Object lands higher than launch: trajectory ends at known value of y, find flight time and range.

Zak's Lab - 3 years ago

475 views
15:54 Fast English (US)

Surface area of an ellipsoid: exact solution. Surface area using thin strips + trig sub integral.

Zak's Lab - 3 years ago

1,459 views
6:27 Fast English (US)

Magnetic field of a current carrying conductor and how an electromagnet works (solenoid formula).

Zak's Lab - 3 years ago

139 views
5:48 Fast English (US)

Surface of revolution cosh(x) about the y-axis. Thin strip method for surface area using calculus.

Zak's Lab - 3 years ago

235 views
7:54 Fast English (US)

Surface area sin(x) revolved about x-axis. Thin strip method for surface area using calculus.

Zak's Lab - 3 years ago

393 views
5:03 Fast English (US)

Cyclotron motion derivation and example: uniform circular motion of a proton in a magnetic field.

Zak's Lab - 3 years ago

789 views
6:53 Fast English (US)

Right hand rule for magnetic force: illustration of right hand rules using video for examples.

Zak's Lab - 3 years ago

5,932 views
4:18 Fast English (US)

Terminal voltage of a non-ideal battery: EMF-Ir drop to get battery terminal voltage when connected.

Zak's Lab - 3 years ago

435 views
7:24 Fast English (US)

Effect of a dielectric between the plates of a capacitor: field, potential and capacitance changes.

Zak's Lab - 3 years ago

232 views
5:25 Fast English (US)

Introduction to capacitance. Explanation of how a capacitor charges + examples using C=Q/V.

Zak's Lab - 3 years ago

653 views
5:52 Fast English (US)

Introduction to Coulomb's Law + examples. Force between proton and electron in Hydrogen atom.

Zak's Lab - 3 years ago

439 views
6:59 Fast English (US)

Derivation of simple pendulum period, equation of motion and example. Sine expansion for a pendulum.

Zak's Lab - 3 years ago

22,716 views
6:52 Fast English (US)

Physics ladder problem: maximum height before ladder slips. Static equilibrium ladder problem.

Zak's Lab - 4 years ago

6,341 views
4:24 Fast English (US)

Elastic collision: spring compression during elastic collision + maximum compression of the spring.

Zak's Lab - 4 years ago

12,223 views
4:12 Fast English (US)

Computing the arc length of y=sqrt(1-x^2) and comparing to an old formula from geometry.

Zak's Lab - 4 years ago

557 views
8:54 Fast English (US)

Surface area of a sphere using calculus: surface area ribbon method sphere. Sum the surface area.

Zak's Lab - 4 years ago

181 views
4:02 Fast English (US)

Surface sin(x) about x axis surface of revolution. Ribbon method for surface area calculus problem.

Zak's Lab - 4 years ago

86 views
5:09 Fast English (US)

Derivation of the surface area for a curve revolved about the y-axis.

Zak's Lab - 4 years ago

202 views
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