Suppose you have two small pith balls that are 9.5 cm apart and have equal charges of -31 nC? What is the magnitude of the repulsive force, in newtons, between the two pith balls?
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4. Suppose you have two small pith balls that are 9.5 cm apart and have equal charges of -31 nC?
What is the magnitude of the repulsive force, in newtons, between the two pith balls?
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- 2. Two similar small conducting balls each of mass m are hung from silk threads each of length / and carry similar charges q and are in equilibrium. Assume that the angle of separation between the two threads is a small angle 0. Find the charge on one ball. There is gravity in this problem.1. Two point charges are located on the x-axis of a coordinate system: q1=1.0nC is at x=+2 cm, and q2=-3.0nC electric force exerted by qı and q2 on a charge is at x=+4.0cm, What is the total q3=5.0nC at x=0.2. Two gilded pith balls, sphorical in shape and each having a mass of 2 grams, are supported from a common point by as thread 50 cm. long as shown in the figure. Determine the magnitude positive charge that must be given to each ball to cause them to be separated by 10 cm? of a 50 cm g q(+ 10 cm- 3. Three consecutive corners of a wide are point charges q₁ = sonc, rectangle 10 cm high and 20 cm = 100 nC, and =-100 nC as shown in the figure. Find the resultant force on 8₂- дуй. fa. =100x10 20 cm = 100 x 10 qa to cm J₁ 1 + = 50x10
- 4. What would the electric force on a charge Q be at each of the points shown in the following figure when (a) Q = -1 μC, (b) Q = +1 μC, (c) Q = +2 μC? A +2 μC 1 m B m C I m D m +2 μC 1 m E m4. Consider three infinite line charges with charged densities A, -2 A, 3 A placed at y = d, 0, -d respectively. What is the net electric field at the point y = d/2? Set the upwards direction as the positive direction. (See diagram) y = d y = d/2 y = 0 -2A y = -d 3A A. E = 0 E В. 2 περά -2) E С. TEnd E = D. TEnd B.1. Two balloons with charges of +4.37 μC and -9.21 μC attract each other with a force of 65kN.Determine the separation distance between the two balloons.
- 1. What must be the distance between point charge q1 = 26.3 µC and point charge q2 = -47.1 µC for the attractive force between them to have a magnitude of 5.66 N?3. Two infinite sheets of equal and opposite charge are placed facing each other with a distance of 1.50 m separating them. The positive sheet is on the left and the negative sheet is on the right. If a lone point charge of -5.00 µC with a mass of 3.15 x 10-7 kg is at the midpoint between the plates and is released from rest, it reaches the positive sheet with a speed of 1200 m/s. a) Through what electric potential difference did the point charge move?i. A force of 2.9x1011 N exists between a +4.0 C charge and a -2.0 C charge. How far in space are the charges separated? (a) 0.25 m (b) 0.50 m (c) 5.0 m (d) 2.5 m (e) None of the above. ii. Is the force attractive or repulsive? How do you know? iii. What would happen to the magnitude of the force if the charges were twice as far apart?
- 3) A-9.0-uC charge is placed 12.4 cm from a charge q, the force between the two charges is 840 N. What is the value of q?17)Two equal charges with magnitude Q and Q experience a force F1 when held at a distance r. F2 is the force between two charges of magnitude 2*Q and 9*Q when held at a distance r/4? What is the ratio of F2 to F1? Your Answer: Answer Type here to search 87F Sunny lyp " g. end ra de 4- 144 delete home esc & 2$ 4 num lcok 23 + backspace 1 3 6. Q E R T. Y home tab enter 4 J K caps lock A prt sc 2. 3. t shift end Σ