If the speed of an object is unchanging, then what must be true?
the object is travelin...
Physics, 17.11.2019 17:31 karenjjensen
If the speed of an object is unchanging, then what must be true?
the object is traveling at an average speed.
the object is traveling at a constant speed.
the object is traveling at a decreasing velocity.
the object is traveling at an increasing velocity
Answers: 3
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What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34
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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?
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