Physics, 28.02.2020 19:05 yolo123321
When monochromatic light passes through the interface between two unknown materials at an angle θ where 0∘<θ<90∘, no changes in the direction of propagation of light are observed. What can be said about the two materials?
Answers: 2
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Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant
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Awave has a wavelength of 7 mm and a frequency of 19 hertz. what is its speed?
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Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?
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When monochromatic light passes through the interface between two unknown materials at an angle θ wh...
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