How long can a tow rope or chain be?
1. 20 feet 2. 15 feet
3. 5 feet
4. 10 feet...
Answers: 1
Physics, 23.06.2019 00:10, looloo273
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b. what is the wavelength of the wave? c. what is the amplitude of the magnetic field? d. what is the intensity of the wave?
Answers: 3
Mathematics, 14.12.2020 04:30
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Chemistry, 14.12.2020 04:30
Mathematics, 14.12.2020 04:30