1.What must the charge (sign and magnitude) of a particle of mass 1.45 gg be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/CN/C ?Use 9.80 m/s2m/s2 for the magnitude of the free-fall acceleration. 2.What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?Use 1.67×10−27 kgkg for the mass of a proton, 1.60×10−19 CC for the magnitude of the charge on an electron, and 9.80 m/s2m/s2 for the magnitude of the free-fall acceleration. Part AWhat must the charge (sign and magnitude) of a particle of mass 1.45 g be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/C ?Use 9.80 m/s² for the magnitude of the free-fall acceleration.• View Available Hint(s)ΑΣΦ?axªX•10"CSubmitPrevious AnswersX Incorrect; Try Again; 4 attempts remainingWhat direction should the electric force on the particle be if it needs to counteract gravity? If the electric field points downward, what does the sign of the charge need to be to create this force?Part BWhat is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?Use 1.67x10-27kg for the mass of a proton, 1.60x10¬19 C for the magnitude of the charge on an electron, and 9.80 m/s? for the magnitude of the free-fall acceleration.• View Available Hint(s)?N/C圓

Part A Gravitational force acts downward, so to balance the gravitational force the electrical…

Answered: 1.What must the charge (sign and…

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 6P

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Question

1.What must the charge (sign and magnitude) of a particle of mass 1.45 gg be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/CN/C ?

Use 9.80 m/s2m/s2 for the magnitude of the free-fall acceleration.

2.What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?

Use 1.67×10⁻²⁷ kgkg for the mass of a proton, 1.60×10⁻¹⁹ CC for the magnitude of the charge on an electron, and 9.80 m/s2m/s2 for the magnitude of the free-fall acceleration.

Part A
What must the charge (sign and magnitude) of a particle of mass 1.45 g be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/C ?
Use 9.80 m/s² for the magnitude of the free-fall acceleration.
• View Available Hint(s)
ΑΣΦ
?
a
xª
X•10"
C
Submit
Previous Answers
X Incorrect; Try Again; 4 attempts remaining
What direction should the electric force on the particle be if it needs to counteract gravity? If the electric field points downward, what does the sign of the charge need to be to create this force?
Part B
What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight?
Use 1.67x10-27
kg for the mass of a proton, 1.60x10¬19 C for the magnitude of the charge on an electron, and 9.80 m/s? for the magnitude of the free-fall acceleration.
• View Available Hint(s)
?
N/C
圓

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