A point charge with charge q1 = 3.10 μC is held stationary at the origin. A second point charge with charge q2 = -4.50 μC moves from the point ( 0.120 m , 0) to the point ( 0.270 m , 0.250 m ). How much work W is done by the electric force on the moving point charge?
Express your answer in joules. Use k = 8.99×109 N⋅m2/C2 for Coulomb's constant: k=14πϵ0.

A point charge with charge q1 = 3.10 μC is held stationary at the origin. A...
A point charge with charge q1 = 3.90 μC is held stationary at the origin. A second point charge with charge q2 = -4.40 μC moves from the point ( 0.150 m , 0) to the point ( 0.280 m , 0.255 m ). How much work W is done by the electric force on the moving point charge? Express your answer in joules. Use k = 8.99×109 N⋅m2/C2 for Coulomb's constant: k=14πϵ0.
Part A A point charge with charge q1 = 2.50 μC is held stationary at the origin. A second point charge with charge q2 = -5.00 μC moves from the point ( 0.115 m , 0) to the point ( 0.245 m , 0.290 m ). How much work W is done by the electric force on the moving point charge? Express your answer in joules. Use k = 8.99×109 N⋅m2/C2 for Coulomb's constant: k=14πϵ0.
A point charge with charge q1 = 2.50 μC is held stationary at the origin. A second point charge with charge q2 = -4.10 μC moves from the point ( 0.160 m, 0) to the point ( 0.255 m, 0.280 m ). How much work W is done by the electric force on the moving point charge? Express your answer in joules. Use k = 8.99×109 N⋅m2/C2 for Coulomb's constant: k=1/4πϵ0.
A point charge with charge q1 = 4.00 μC is held stationary at the origin. A second point charge with charge q2 = -4.30 μC moves from the point ( 0.145 m , 0) to the point ( 0.290 m , 0.280 m ). How much work W is done by the electric force on the moving point charge? Express your answer in joules. Use k = 8.99×109 N⋅m2/C2 for Coulomb's constant: k=1/4πϵ0.
A point charge with charge q1 = 4.00 μC is held stationary at the origin. A second point charge with charge q2 = -4.50 μC moves from the point ( 0.125 m , 0) to the point ( 0.290 m , 0.235 m ). How much work W is done by the electric force on the moving point charge?
A point charge with a charge q1 = 2.40 μC is held stationary at the origin. A second point charge with a charge q2 = -4.50 μC moves from the point x= 0.140 m , y=0 to the point x= 0.290 m , y= 0.290 m . Part A How much work is done by the electric force on q2? ___ J
A point charge with a charge q1 = 2.30 μC is held stationary at the origin. A second point charge with a charge q2 = -5.00 μC moves from the point x= 0.110 mm , y= 0 to the point x= 0.250 mm , y= 0.250 mm . How much work is done by the electric force on q2?
A point charge with charge q1 is held stationary at the origin. A second point charge with charge q2 moves from the point (x1, 0) to the point (x2, y2). Please use k for Coulomb's constant rather than writing it out as (1/4πϵ0). How much work W is done by the electrostatic force on the moving point charge? Express your answer in Joules and use k for Coulomb's constant.
A point charge with a charge q1 = 2.70 μC is held stationary at the origin. A second point charge with a charge q2 = -4.30 μC moves from the point x= 0.140 m , y=0 to the point x= 0.240 m , y= 0.290 m . How much work is done by the electric force on q2?
A point charge q1 = +2.40 μC is held stationary at
the origin. A second point charge q2 = -4.30 μC moves
from the point x= 0.175 mm, y= 0, to the point x = 0.260 mm, y =
0.260 mm.
Part A
What is the change in potential energy of the pair of
charges?
Part B
How much work is done by the electric force on
q2?
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