An electron with kinetic energy 4.55x10J. What is the magnitude of the electric field required to stop the electron with a distance of 20 cm. 7C. 14.2 N/C. Đ. 28.4 N/C. A. 56.9 N/C. B. 19.0 N/C. A charged conducting sphere with charge a and radius R The electric field versus distance from

An electron with kinetic energy 4.55x10J. What is the magnitude of the electric field required to stop the electron with a distance of 20 cm. 7C. 14.2 N/C. Đ. 28.4 N/C. A. 56.9 N/C. B. 19.0 N/C. A charged conducting sphere with charge a and radius R The electric field versus distance from

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

In the proton in a hydrogen atom, an electron is orbiting the proton at a radius of 0.5 × 10-10m. The proton has a charge of 1.6 × 10-19C, equal and opposite to that of the electron. a. Draw a diagram to describe the situation. b. Find the electric potential energy between the proton in a hydrogen atom and an electron orbiting the proton. c. What does the sign of electric potential energy indicate?
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?
3. a. A plate has a charge of 4 µC and a surface area of 0.3 m². 0.02 m - + 0.01 m + + Q1 = -1 μC + G₁=3F + + + + What is the electric field 0.01 m away from the plate? a. How much work is required to move a-1 μC charge from 0.01 to 0.02 m² Q = +4 μC A=0.3 m² Given the following configuration of capacitors G=2F
An electron has an initial velocity of 4.9 × 106 m/s in a uniform 2.25 × 105 N/C electric field. The field accelerates the electron in the direction opposite to its initial velocity. a. What is the direction of the electric field? b.How far does the electron travel before coming to rest in m? c. How long does it take the electron to come to rest in s? d. What is the magnitude of the electron's velocity (in m/s) when it returns to its starting point in the opposite direction of its initial velocity?
An object with a 5.0 uC charge is accelerating due to an electric field with a magnitude of 2.0 N/C. If the object has a mass of 2.0 x 10°3 kg. What is the magnitude of its acceleration? a. 0.0050 m/s2 b.1.0 x 105 m/s2 OC 100 m/s? O d. 2.0 x 108 m/s2 e. -
Show the following in your answer: A. Given Quantities B. Unknown Quantity/Quantities C. Complete solution with relevant equations A. Round off final answer to 2 decimal places B. Box final answer and express it in the correct unit 2. What minimum work (i.e., electric potential) must be done by an external force to bring a charge q = 3.00 µC from a great distance away to a point 0.500 m from a charge Q = 20.0 µC?
Which of the following statements is false for a conductor in electrostatic equilibrium. a. The charge on the conductor is always distributed uniformly throughout the conducting material b. The electric potential inside the conductor is constant. c. The electric field at the surface of the conductor is perpendicular to the surface everywhere. d. The electric field inside the conducting material is zero. e. Any excess charge resides solely on the surface of the conductor.
13. charge q1 (26.0 µC) and q2 (-47.0 µC) experienced an electrostatic force of 5.70 N between them at a distance of a. 1.39 m b. 1.93 m c. 2.14 x 10-19 d. 1.464 x 10-8 14. How many electrons have been removed from a positively charged particle if it has a net charge of 5 x 109 C? a. 5 x 109 electrons b. 2.5 x 10-9 electrons c. 1x 10-8 electrons d. Incomplete information 15. A sphere of radius 0.05 m has a charge of 2.0 NC. The charge is said to be located at the center of the sphere. The magnitude of electric field inside the surface is a. zero b. twice the original value c. thrice the original value d. half the original value 02
58. A proton accelerates from rest in a uniform electric field of 640 N/C. At some time later, its speed is 1.20 x 10° m/s. a. What is the magnitude of the acceleration of the proton? b. How long does it take the proton to reach this speed? c. How far has it moved in this time interval? d. What is its kinetic energy at the later time?
QUESTION 10 What is the electric-field strength between the identical, rectangular, conducting plates of a parallel-plate capacitor in which the charge on the plates is + 5.0 pC? Assume that each plate is 4.0 cm long and 3.0 cm wide. a. 390 N/C b. 150 N/C C. 230 N/C d. 310 N/C e. 470 N/C
A point charge, q = -8.0 µC, moves for a distance of 80 cm at an angle of 900 relative to the direction of a uniform electric field of strength 500 N/C. What is the magnitude of the change in potential energy for the charge? a. 6.4 mJ b. 9.6 mJ c. 0.00 mJ d. 3.2 mJ e. 12.8 mJ
A 2-kg mass holds a total charge of -2 C. Near the surface of a planet where g = 10 N/kg, we see it hovering. What must be the magnitude and direction of the electric field in which the object resides? A. 10 N/C, upwards B. 10 N/C, downwards C. 20 N/C, upwards D. 20 N/C, downwards E. 5 N/C, upwards F. 5 N/C, downwards (Make sure you understand the specific chain of logic to determine the direction of the electric field. The answer is B, why?