6D40.22 - Lloyd's Mirror - Microwave Version

Code Number:
6D40.22
Demo Title:
Lloyd's Mirror - Microwave Version
Condition:
Excellent
Principle:
Interference
Area of Study:
Optics
Equipment:
Amplifier, speaker, microwave transmitter and detector, mirror plate.
Procedure:

Place the mirror so that it is almost inline with the transmitting antenna.  An interference pattern will be set up outward from the mirror.  Note in particular that a minimum is detected close to the mirror.

References:
  • G.R. Davies,  "Interference and Diffraction Corridor Demonstrations",  TPT, Vol. 33, # 4, p. 244, April 1995.
  • Thomas B. Greenslade Jr., "Experiments with Ultrasonic Transducers", TPT, Vol. 32, #7, Oct. 1994, p. 392.
  • O- 030:  "Microwaves", DICK and RAE Physics Demo Notebook.
  • O- 430:  "Microwaves - Lloyd's Mirror",  DICK and RAE Physics Demo Notebook.
  • C. L. Andrews, "Demonstration Microwave Interferometers", AJP, 33, # 11, Nov. 1965, p. 924.


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