How many more times energy does metal emit
A piece of metal is heated from a temperature of 27 oC to a temperature of 621 oC. How many more times the energy (amount) does the metal emit as blackbody radiation at the higher temperature than at the lower temperature?
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What is the frequency (in kHz or 103Hz) of a wave with a measured wavelength of 618 m? Remember that you have to enter the value in kHz, which is the value in Hz divided by 1000. For example, 500,000 Hz = 500 kHz.
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How many more times the energy (amount) does the metal emit as blackbody radiation at the higher temperature than at the lower temperature?
A 2.988x10^-26 kg mass particle with negative -1.44x10^-18 C charge is initially moving at 60m/s parallel to a wire with 18A current going to the right. The permeability of free space is 4*(pi)x10^-7. Determine the magnitude of the magnetic force
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