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Physics, 22.06.2019 06:30
=force × distance a. work b. velocity c. pressure d. momentum
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Physics, 22.06.2019 07:30
Which of the following is an example of motion in two dimensions?
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Physics, 22.06.2019 11:50
The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
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Physics, 22.06.2019 13:50
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
A circular flat coil that has N turns, encloses an area A, and carries a current i has its central a...
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