The frequency driving an open-closed tube is steadily raised. resonances are heard at 500 hz and 700 hz with none in between. what is the fundamental and next highest harmonic frequency? select the correct answer o 100 hz, 300 hz o 200 hz, 300 hz o 100 hz, 200hz o 200 hz, 400 hz
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Physics, 22.06.2019 03:50
The intensity of a polarized electromagnetic wave is 12 w/m^2. part a) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=0∘ with the plane of polarization? part b) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=30∘ with the plane of polarization? part c) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=45∘ with the plane of polarization? part d) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=60∘ with the plane of polarization? part e) what will be the intensity after passing through a polarizing filter whose axis makes the angle θ=90∘ with the plane of polarization?
Answers: 1
Physics, 22.06.2019 14:30
An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet.whats one advantage of using electromagnetic in devices
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Physics, 22.06.2019 19:00
Which of the following list the divisions of the geologic time scale in order from longest to shortest
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The frequency driving an open-closed tube is steadily raised. resonances are heard at 500 hz and 700...
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