Locate the point at which the total electric field is zero
Two point charges lie along the y-axis. A charge of q1 = -8.5 μC is at y = 6.0 m, and a charge of q2 = -7.5 μC is at y = -4.0 m. Locate the point (other than infinity) at which the total electric field is zero.
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Air at 5 bar and 177?C (State 1) is expanded through a turbine to 1 bar and 27oC (State2). Find the total rate of entropy generation (kW/K) for turbine and its surroundings.
A charge of -4.00 nC and a charge of -5.35 nC are separated by a distance of 40.0 cm. Find the position at which a third charge of +7.80 nC can be placed so that the net electrostatic force on it is zero.
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Suppose that the probability of a baseball player getting a hit in at bat is 0.2807. If the player has 38 at-bats during a week, what's the probability that he gets greater than 9 hits?
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When each sphere has a charge of +1.00 µC, the spacing doubles. Assuming that the spheres have a negligible diameter, determine the spring constant of the springs.
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