What is the potential difference that stopped a proton
what is the potential difference that stopped a proton with initial speed of 375,000 m/s brought t rest by an electric field.
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A 7.5 kg object hangs at one end of a rope that is attached to a support on a railroad boxcar. When the car accelerates to the right, the rope makes an angle of 37? with the vertical The acceleration of gravity is 9.8 m/s2 . Find the acceleration.
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Two charges - 16 microcoulombs and + 49 microcoulombs lie on a straight line. Identify the general region where the electric field is zero. Is it to the right, left, or between the charges?
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The sphere hangs directly down. When the electric field is applied, the sphere hangs at an angle of theta = 18.5 degrees. Calculate the magnitude of the electric field.
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