Physics, 27.08.2019 21:00 makaylahunt
Aspring with an unknown force constant is compressed as shown. if the original length of the spring is 60cm, determine (a)the spring force constant (b) the compressive stress in the spring (c) the strain of the spring
Answers: 1
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Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?
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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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Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?
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