What is the magnitude of the force a +20 μC charge exerts on a +3.2 mC charge 42 cm away?
Magnitude of force exerted by a charge on another,
F = kq1q2 / r^2
F = 9*109*20*10-6*3.2*10-3 / (0.42)2
F = 3265.3 N
What is the magnitude of the force a +20 μC charge exerts on a +3.2 mC...
What is the magnitude of the force a +20 μC charge exerts on a +3.2 mC charge 42 cm away?
What is the magnitude of the force a +20 μC charge exerts on a +3.1 mC charge 44 cm away? Express your answer to two significant figures and include the appropriate units.
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What is the magnitude of the force a +25 μC charge exerts on a +2.8 mC charge 43 cm away? Express your answer using two significant figures.
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A charge of -0.540 μC exerts an upward 0.150-N force on an unknown charge 0.290 m directly below it. What is the unknown charge (magnitude and sign)? What is the magnitude of the force that the unknown charge exerts on the charge of magnitude -0.540 μC ? What is the direction of the force that the unknown charge exerts on the charge of magnitude -0.540 μC ?
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