Two persons, weighing 784 Neach, carry an excess charge of 1.0 Coulomb, one positive and one negative. a) If they are two meters apart, what is the magnitude of the force of attraction due to the excess charge? b) How far apart must the two persons be such that the force of attraction due to the excess charge is equal to their 784-N weight?

Two persons, weighing 784 Neach, carry an excess charge of 1.0 Coulomb, one positive and one negative. a) If they are two meters apart, what is the magnitude of the force of attraction due to the excess charge? b) How far apart must the two persons be such that the force of attraction due to the excess charge is equal to their 784-N weight?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter15: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 1P: A 7.50-nC charge is located 1.80 m from a 4.20-nC charge. (a) Find the magnitude of the...

See similar textbooks

Similar questions

On a typical clear day, the atmospheric electric field points downward and has a magnitude of approximately 100 N/C. Compare the gravitational and electric forces on a small dust particle of mass 2.01015 g that carries a single electron charge. What is the acceleration (both magnitude and direction) of the dust particle?
How many coulombs of positive charge are there in 4.00 kg of plutonium given its atomic mass is 244 and that each plutonium atom has 94 protons?
Two particles with charges q1 and q2 are separated by a distance d, and each exerts an electric force on the other with magnitude FE. a. In terms of these quantities, what separation distance would cause the magnitude of the electric force to be halved? b. In terms of these quantities, what separation distance would cause the magnitude of the electric force to be doubled?
An object has a charge of 35 nC. How many excess protons does it have?
Three charged particles are located at the corners of an equilateral triangle as shown in Figure P19.9. Calculate the total electric force on the 7.00-C charge.
Panicle A of charge 3.00 104 C is at the origin, particle B of charge 6.00 104 C is at (4.00 m, 0), and panicle C of charge 1.00 104 C is at (0, 3.00 m). (a) What is the x-component of the electric force exerted by A on C? (b) What is the y-component of the force exerted by A on C? (c) Find the magnitude of the force exerted by B on C. (d) Calculate the x-component of the force exerted by B on C. (e) Calculate the y-component of the force exerted by B on C. (f) Sum the two x-components to obtain the resultant x-component of the electric force acting on C. (g) Repeat part (f) for the y-component. (h) Find the magnitude and direction of the resultant electric force acting on C.
Two parallel plates 10 cm on a side are given equal and opposite charges of magnitude 5109 C. The plates are 1.5 mm apart. What is the electric field at the center of the region between the plates?
The charge unit length on the thin shown below is .What is the force on the point charge q? Solve this problem by first considering the electric force dF on q due to a small segment dx of the rod, which contains charge dx . Then, find the net force by integrating dF over the length of the rod.
Which of the following electric field lines are incorrect for point charges? Explain why.
A rod 14.0 cm long is uniformly charged and has a total charge of 22.0 C. Determine (a) the magnitude and (b) the direction of the electric field along the axis of the rod at a point 36.0 cm from its center.
Shown below is a small sphere of mass 0.25 g that carries a charge of 9.01010 C. The sphere is attached to one end of a very thin silk string 5.0 cm long. The other end of the suing is attached to a large vertical conducting plate that has a charge density of 30106 C/m2. What is the angle that the string makes with the vertical?
Why do electrostatic experiments work so poorly in hunid weather?