Calculate the electric field at one corner of a square
Calculate the electric field at one corner of a square 1.10 m on a side if the other three corners are occupied by 4.30 multiplied by 10-6 C charges.
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A diffraction grating has a grating spacing of 2,104 nm. If a light ray of a wavelength 480 nm is incident perpendicularly upon the grating, what angle (in degrees) will you see the first order diffraction spots at?
A player passes a 0.600- basketball downcourt for a fast break. How high above the release point is the ball when it is at its maximum height?
A 40 cm diameter wheel accelerates uniformly from 240 rpm to 360 rpm in 6.5 s. how far will a point on the edge of the wheel have traveled in this time?
32g of copper pellets are removed from a 300 degrees C oven and immediately dropped into 120 mL of water at 25 degrees C in an insulated cup. What will the new water temperature be?
A 140 g copper bowl contains 205 g of water, both at 20.0°C. A very hot 300 g copper cylinder is dropped into the water, causing the water to boil, with 4.95 g being converted to steam. The final temperature of the system is 100°C. Neglect
A(n) 0.5 kg softball is pitched at a speed of 14 m/s. The batter hits it back directly at the pitcher at a speed of 22 m/s. The bat acts on the ball for 0.019 s. What is the magnitude of the average force exerted by the bat on the ball during con
Just half the data but practically all them, if necessary, to achieve this. Why do they do this? Why do orthodoxians put such exaggerated emphasis on bias?
A 19 kg loudspeaker is suspended 2.0 m below the ceiling by two cables that are each 10 degrees from vertical.what is the tension of the cable?
On an icy day, you worry about parking your car in your driveway, which has an incline of 12 degrees. Your neighbor's driveway has an incline of 9.0 degrees, and the driveway across the street is at 6.0 degrees. The coefficient of static friction
Frictionless pulley to a second block of weight of 23 N hanging vertically (see attched drawing). What is the acceleration of each block, and what is the tension in the cord?
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