Two small charged objects repel each other with a force F when separated by a distance d. If the charge on each object is reduced to one-fourth of its original value and the distance between them is reduced to d/2 the force becomes: F/16 O F/8 O F/4 O F/2 OF
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A: Answer Electric Force = 6.256 * 1014N Force is attractive
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- Four identical metal spheres have charges of qA = -8.0 μC, qb=-2.0 μC, qc=+5.0 µC, and qp=+12.0 µC. (a) Two of the spheres are brought together so they touch, and then they are separated. Which spheres are they, if the final charge on each one is +5.0 μC? A and C V (b) In a similar manner, which three spheres are brought together and then separated, if the final charge on each of the three is +3.0 µC? A+B+D B+C+D A+B+D A+C+D A+B+C N = Number harge on each of the three separated spheres in part (b) is +3.0 µC. How many electrons would have to be added to one of to make it electrically neutral? i UnitsQ 3) Three charges lie on the x axis: q1= + 20 µC at the origin, q2= - 9 *10-9 C at x =3m, q:= +16 µC at x= 5 m. What is the net force on q.? We simply add the two forces keeping track of their directions. Let a positive force be one in the + x direction.An electric dipole consists of a particle with a charge of +5.4x106 C at the origin and a particle with a charge of -5.4 x 10-6 Con the x axis at x = 9.7x 10 m. Its dipole moment is: O 5.24e-8 O 5.24e-5 5.24e-7 0.00
- Three-point charges lie along the x-axis. The positive charge q1 = 13 mC is at x = 2.00 m, the positive charge q2 9 mC is at the origin, and the net force acting on q3 is zero. What is the x coordinate of q3? 2.00 m - X- 2.00 – x-→ 92 23 93 F13 91 Answer:Two charged particles of charges 3 μC and -2 μC are placed on the x-axis on x = -2 cm and x = 2 cm respectively. Determine the magnitude and direction of the force acting on a -1 μC charge placed on the y-axis at the y = 1.5 cm position.(a) Two point charges totaling 8.50 μC exert a repulsive force of 0.200 N on one another when separated by 0.479 m. What is the charge (in µC) on each? smallest charge 1.0 X UC x uc largest charge 8.39 (b) What is the charge (in uc) on each if the force is attractive? smallest charge PC largest charge PC Additional Materials Reading