Added 7 years ago | 00:01:30 | 35633 views
MIT Physics demonstration bernoulli's principle: A ping pong ball can be balanced on an air stream from a blowerhttp://en.wikipedia.org/wiki/Bernoulli%27s_Principlehttp://ocw.mit.edu/OcwWeb/Physics/8-01Physics-IFall1999/VideoLectures/de...
Added 7 years ago | 00:00:00 | 22988 views
MIT Physics lecture demonstration:DYNAMICS - Conservation of Angular MomentumThe demonstrator sits on a rotating stool and holds a spinning bicycle wheel equipped with handles on each end of its axle. The wheel is held in a vertical pla...
Added 7 years ago | 00:00:57 | 41518 views
An RF transmitter is connected to a long antenna, emitting radio waves. A dipole antenna with a light bulb between its elements acts as the receiver. When the receiving antenna is parallel to the transmitter, the radio waves are absor...
Added over 7 years ago | 00:01:14 | 35962 views
A polarized microwave emitter and a polarized microwave receiver face each other on a table. At first, the emitter and receiver are polarized in the same direction (up-down), and all the emitted signal gets received. When a metal comb i...
Added over 7 years ago | 00:02:11 | 28283 views
A double-horn microwave emitter faces a microwave receiver. The receiver is also connected to a speaker, which displays the received signal as audio, and an oscilloscope, which displays the signal visually. When the receiver is moved ...
Added over 7 years ago | 00:01:07 | 37677 views
A mass on a spring is driven by a large geared motor apparatus, and exhibits resonance at the appropriate frequency. Below resonance, the driving motion is in phase with the motion of the mass. At resonance the mass is 90 degrees out of...
Added over 7 years ago | 00:00:47 | 51376 views
A variable capacitor (C), large inductor or solenoid (L), and 200W light bulb (R) are connected in series to 120 VAC. The inductance of the inductor can be varied by inserting an iron core, and the capacitance can be varied by a row of ...
Added over 7 years ago | 00:01:11 | 42290 views
A solid copper pendulum is mounted between the poles of an electromagnet (solenoid). The pendulum is set into motion, and then the magnets are turned on. The magnets induce eddy currents in the copper which oppose the motion of the pe...
Added over 7 years ago | 00:01:01 | 32609 views
One wire coil is connected to a radio, and another is connected to a speaker. The two coils are not connected to each other. The radio signal is transmitted through the induced magnetic field caused by the current in the wires. The s...
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