There is a charge A of -2.3 uC at x = 1 cm and y = 4 cm.  There is a charge B of -6.6 uC at x = 7 cm and y = -2 cm.  a) what is the magnitude of the force (in Newton's) of A on B? b) is the direction of the force on A towards B or away from B? c) what is the magnitude of the electric field at x = 0 cm and y = 0 cm?

A 200 µC charge is placed at the origin and a -300 µC is placed 1m to the right of it. What is the magnitude and direction of the a.) electric field midway between the two charges? and b.) electric field 30cm to the right of the negative charge?

A 10-cm-long thin glass rod uniformly charged to 15.0 nC and a 10-cm-long thin plastic rod uniformly charged to -15.0 nC are placed side by side, 4.50 cm apart. What are the electric field strengths E₁ to E3 at distances 1.0 cm, 2.0 cm, and 3.0 cm, from the glass rod along the line connecting the midpoints of the two rods? Specify the electric field strength E3. Express your answer with the appropriate units. ▸ View Available Hint(s) 七 N = Es 3.4193 105 C ?

4) A long thin wire, hundreds of meters long, carries a uniformly distributed charge of -4.7 μC per meter of length. A) Estimate the magnitude and direction(towards the wire or away from the wire) of the electric field at point 5.5 m perpendicular from the center of the wire. Express your answer using two significant figures. B) Estimate the magnitude and direction of the electric field at point 1.5 m perpendicular from the center of the wire. Express your answer using two significant figures.

A -4.5 C charge is in a 66079 N/C electric field. What is the magnitude of the force (in N) on this charge?

A particle with charge of -3.5 mC feels an electric force of 0.350 N West. What are the magnitude and direction of the electric field causing this force. Group of answer choices a. .00123 N/C East b. 100 N/C East c. .00123 N/C West d. 100 N/C West

A particle with a charge of +4.0 μC has a mass of 5.0 g. What magnitude electric field directed upward will exactly balance the weight of the particle? A) 4.1 × 104N/C B) 8.2 × 104N/C C) 4.4 × 104N/C D) 1.2 × 104N/C

What are the magnitude and direction of the force exerted on a 4.41 µC charge by a 184 N/C electric field that points due east? 811400000 How does force relate to the electric field? Did you convert all of your values to SI units (meters, kilograms, coulombs, seconds)? N magnitude direction due east

Near the surface of Earth, an electric field points radially downward and has a magnitude of approximately 100 N/C. 1) What charge (magnitude and sign) would have to be placed on a penny that has a mass of 2.50 g to cause it to rise into the air with an upward acceleration of 1.990 m/s2? (Express your answer to three significant figures.) mC

1-3