Physics, 17.03.2020 03:30 21shalissa420
At a particular moment in time and space, we measure an electromagnetic wave's electric and magnetic fields. We find the electric field βE pointing Up and the magnetic field βB pointing North. What is the direction of wave propagation?
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What are two different ways you could find the value of a? explain these methods.
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Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?
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4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?
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1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?
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