1. An object with +500 uC charge is pushed toward a positively charged plate. 0.06 Joules of energy are expended in pushing the charge. What is the electrical potential difference in the field between the charged object and the plate?

1. An object with +500 uC charge is pushed toward a positively charged plate. 0.06 Joules of energy are expended in pushing the charge. What is the electrical potential difference in the field between the charged object and the plate?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A parallel-plate capacitor has a plate separation d3D26 mm. A potential difference V=1476 volts exists between the plates. What is the magnitude of the force (in Newton) on a proton between the plates?. The charge of proton e=1.6*10-19 C. A. 4.542-10-15 B. 9.531-10-8 C. 9.083-10-15 D. None E. 1.817.10-14
Choose the correct answer. 1. An electric charge in an electric field is always compelled to move by the force of the field towards a region of A. equipotential surfaces. B.higher potential. C. lower potential. D. neither lower nor higher potential 2. Electric Potential Energy is gained by a charge when it is placed. A. within the region of another charge only. B. either in an electric field or within the region of another charge C. in an electric field only. D. neither in an electric field nor within the region of another charge 3. The electric potential of an electron initially 1 m away from a positively charged metal plate; when moved to a distance of 2m is A. increased four times B. reduced to half C. reduced to a one-fourth D. increased twice
13- Between conductive, parallel plates, a point particle with +q charge is moved along the KLMN path. Accordingly, which of the following statements are correct? Work done on KL and LM paths are equal L. Work done on KL and MN paths are equal m. Along the way, the electrical potential energy of the particle increases. b. NOTE: The zone between the plates is equally divided in x and y directions. Mi K a) I and II
2. A charge q = - 2.0 C moves in the opposite direction of a uniform electric field of 100 V/m by a distance of 3.0m. a. The charge is at a point of (a. higher, b. lower, c. same) potential before moving. b. After moving, the potential energy of the charge a. increases. b. decreases. c. does not change. c. What is the change in the potential energy?
7
A proton has the same magnitude of charges as an electron, but the mass of a proton is almost 1000 times that of the electron. Both the proton and electron are sped up from rest through 100V of voltage. a) which has more energy? The proton or the electron? Explain why b) which has a higher speed? The electron or the proton. Explain why
1. A charge of 12x10 °C and a charge of 3.0x10 °C are separated by a distance of 60.0 cm. Find the position at which a third charge, of 12.0 x10 °C, can be placed so that the net electrostatic force on it is zero. What is the potential difference at this position. What is the potential energy of the third charge at this positon.
1. Near Earth's surface the electric field has the magnitude E = 150 N/C and is directed downward, as shown in Fig. Q8 (a). A proton is released from rest and moves in the electric field through a distance of d = 400 m. a. What is the change in the electric potential energy of the proton? b. Through what potential change does the proton move? c. Find the speed of the proton after completing the displacement. 2. If the proton enters the region of the electric field as shown in Fig Q8 (b) with a vị = 5 x 106 m/s. a. Find the acceleration of the proton while it is in the electric field. b. Find the time at which the proton leaves the electric Fig. Q8 (a) field. Fig. Q8 (b)
A metallic sphere with a radius of 0.11 m has been charged to +39 V. A particle with mass 2.5 x 10 kg and charge -4.4 µC is released from rest at a position that is 0.79 m away from the center of the charged metal sphere. What is the mechanical energy of this system? What will the electric potential energy of this system be when the particle reaches the surface of the sphere? What will the kinetic energy of the particle be when it reaches the surface of the sphere? What will be the speed of this particle when it reaches the surface of the sphere?
3. What is the charge Q₂ on capacitor C₂? A. 9.0 x 10-6C B. 3.3 x 10 C D. 5.6 x 10-C C. 4.5 x 10-6 C 4. A parallel-plate capacitor has plates of dimensions 2.0 cm by 3.0 cm separated by a 1.0- mm thickness of dielectric material (k = 11.1), what is its capacitance? B. 40 pF C. 60 pF A. 20 pF D. 80 pF 5. A spherical liquid drop of radius R has a capacitance of C = 4re, R. If two such drops combine to form a single larger drop, what is its capacitance? A. 2 C B. C C. 1.26 C D. 1.46 C
A negative test charge is placed in a region of positive source. Which of the following statements is true? a. The electric potential energy increases as it moves in the direction of the field. b. The electric potential energy increases as it moves in the direction opposite the electric field. c. The electric potential energy decreases as it moves in the direction of the field.