Four equal charges are placed on the four corners of a square. If the length of a side of the square is 2.0 m, and each charge has a charge of 1.0 mC, what is the magnitude of the force on any of the charges?
Four equal charges are placed on the four corners of a square. If the length of a side of the square is 2.0 m, and each charge has a charge of 1.0 mC, what is the magnitude of the force on any of the charges?
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Transcribed Image Text:Four equal charges are placed on the four corners of a square. If the length of a side
of the square is 2.0 m, and each charge has a charge of 1.0 mC, what is the
magnitude of the force on any of the charges?
O 52.1 N
875 N
O4.31 kN
O 1.45 N
Transcribed Image Text:1
A 14.0kg charged particle is in an electric field pointing upwards (against gravity).
What magnitude charge is necessary to cancel the pull of gravity and result in a zero
net force if the electric field strength is 100 N/m?
0.85 C
O 1.37 C
140 C
O 16.7 C
An electron is placed at rest in an electric field of magnitude 13.5 N/m. What is the
velocity of the electron after it has traveled 1.00 cm?
450 m/s
O 0.133 m/s
O 218 km/s
O 22.4 km/s
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