What charge must be on each plate
An electric field of 7.80 105 V/m is desired between two parallel plates, each of area 37.0 cm2 and separated by 2.45 mm of air. What charge must be on each plate?
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Earth's atmosphere contains many volatile substances that are present in trace amounts. The following quantities of these trace gases were found in a 1.0 gallon sample of air. Calculate number of moles of each gas in the sample:
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The first person is initially moving forward with a speed of 2.40 m/s, and the second person is initially at rest. What are the velocities of the two people after the snowball is exchanged? Disregard the friction between the skates and the ice.
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The acceleration of gravity is 9.8 m/s2 .Determine the magnitude of the change in the block's kinetic energy.Determine the change in the block's potential energy.Assumed: The frictional force is constant. Determine the magnitude of the frictional
What is the density of a block of unknown material with a mass of 14.72 g if the dimensions are:
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