College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Which of the following statements is true?
The magnitude of the electrostatic force exerted by one point charge on another point charge directly proportional to the square of the distance between them. |
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The electric field due to a group of point charges can be obtained by taking the algebraic sum of individual electric fields. |
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The electric field points away from a positive charge and toward a negative charge
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The magnitude of the electrostatic force exerted by one point charge on another point charge is inversely proportional to the magnitude of the charges . |
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- A) Two small pieces of paper are both charged with a charge of +1.4 x 10-5 C. If they are 0.1m away from each other, what is the electric force between them? Is this force repulsive or attractive? B)two small pieces of paper are both charged with a charge of +1.4 x 10-5 C. If they are 0.1m away from each other, what is the electric force between them? Is this force repulsive or attractive?arrow_forwardTwo charges, each 6 µC, are on the x axis, one at the origin and the other at x = 8 m. Find the electric field on the x axis at each of the following locations. x = -2 m x = 2 m x = 6 m x = 10 m At what point on the x axis is the electric field zero?arrow_forwardTwo positive point charges, each of which has a charge of 3.7x10^-9 C, are located at y=+.4 m and y= -.6 m. Find the magnitude and direction of the resultant electric force acting on a charge of 2.0x10^-9 c located at y= .7marrow_forward
- Three charges, q₁ =-3.4 µC, q2 =4.9 µC and q3 =3.1 µC are placed on xy plane as shown in the picture below. 92 a 91 y b a a = 4.0 cm b = 2.0 cm r12 r13 = √√a² + b² = 0.0447 m 93 X What is the x component of the net force exerted on charge q₁ by charges 92 and 93. Provide your answer in newtowns with the precision of two places after decimal.arrow_forwardThree charges are placed at the vertices of an equilateral triangle of side a= 0.85 m, as shown in the figure. Charges 1 and 3 are 8.2 μC charge 2 is -8.2 μC. Find the magnitude of the net force on charge 3 when it is at the origin. Express your answer using two significant figures.arrow_forward
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