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The electric field of a plane electromagnetic wave is given by:Ex = 0, Ey = 0, Ez = 2.0 cos [0.6? x 1015 (t – y/c)], with all quantities in SI units.
a) Which direction is the wave propogating in?b) What is the wavelength of the EM wave?c) What is the frequency of the EM wave?d) Write expressions for the components of the magnetic field of the EM wave.d) Which region of the electromagnetic spectrum is this wave located in?
Stretching DNA. With its double-helix structure, DNA is coiled like a spring. What's the DNA's spring constant
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Two tiny spheres have the same mass and carry charges of the same magnitude. The mass of each sphere is 5.04 10-6 kg. Determine the charge magnitude
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