Problem 7: Two positively-charged balls with equal amounts of charge and mass m = 4.5 g are suspended from the ceiling by a thread of length L = 1.2 m as shown in the drawing. L/00 m, q m, q Part (a) Consider the forces acting on the ball shown on the right in the drawing. Which one of the following choices best represents the free-body diagram for this situation? SchematicChoice : Part (b) Enter an expression for the sum of the forces in the horizontal direction acting on the ball on the right in the drawing in terms of the magnitude of the tension T, the magnitude of the electric force FE, and the angle 0. Expression : EFx = Select from the variables below to write your expression. Note that all variables may not be required. cos(a), cos(o), cos(0), sin(a), sin(4), sin(0), B, y, 0, d, FE, g, m, n, T

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)...
icon
Related questions
Question

can you please answer (a) & (b)? 

Problem 7: Two positively-charged balls with equal amounts of charge
and mass m = 4.5 g are suspended from the ceiling by a thread of length L
= 1.2 m as shown in the drawing.
L/00
m, q
m, q
Part (a) Consider the forces acting on the ball shown on the right in the drawing. Which one of the following choices best
represents the free-body diagram for this situation?
SchematicChoice :
Part (b) Enter an expression for the sum of the forces in the horizontal direction acting on the ball on the right in the
drawing in terms of the magnitude of the tension T, the magnitude of the electric force FE, and the angle 0.
Expression :
EFx =
Select from the variables below to write your expression. Note that all variables may not be required.
cos(a), cos(o), cos(0), sin(a), sin(o), sin(0), B, y, 0, d, FE, g, m, n, T
Part (c) Enter an expression for the sum of the forces in the vertical direction acting on the ball on the right in the drawing.
Expression :
EFy =
Select from the variables below to write your expression. Note that all variables may not be required.
cos(a), cos(4), cos(0), sin(a), sin(4), sin(0), B, y, 0, d, FE, g, m, n, T
Part (d) If each thread makes an angle 0 = 11° with respect to the vertical direction, what is the magnitude of the charge q
on each ball in uC?
Numeric : A numeric value is expected and not an expression.
q =
Transcribed Image Text:Problem 7: Two positively-charged balls with equal amounts of charge and mass m = 4.5 g are suspended from the ceiling by a thread of length L = 1.2 m as shown in the drawing. L/00 m, q m, q Part (a) Consider the forces acting on the ball shown on the right in the drawing. Which one of the following choices best represents the free-body diagram for this situation? SchematicChoice : Part (b) Enter an expression for the sum of the forces in the horizontal direction acting on the ball on the right in the drawing in terms of the magnitude of the tension T, the magnitude of the electric force FE, and the angle 0. Expression : EFx = Select from the variables below to write your expression. Note that all variables may not be required. cos(a), cos(o), cos(0), sin(a), sin(o), sin(0), B, y, 0, d, FE, g, m, n, T Part (c) Enter an expression for the sum of the forces in the vertical direction acting on the ball on the right in the drawing. Expression : EFy = Select from the variables below to write your expression. Note that all variables may not be required. cos(a), cos(4), cos(0), sin(a), sin(4), sin(0), B, y, 0, d, FE, g, m, n, T Part (d) If each thread makes an angle 0 = 11° with respect to the vertical direction, what is the magnitude of the charge q on each ball in uC? Numeric : A numeric value is expected and not an expression. q =
Expert Solution
Step 1

Given:bothballshaveequalmassesandcharges,mass,m=4.5g=4.5×103kglengthofthread,L=1.2mAsked:a)FBDoftherightball.b)Horizontalforceequationoftherightballc)Verticalforceequationoftherightball.d)Ifanglemadebythethreadwithverticalisθ=11othenmagnitudeofchargeq.

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 3 images

Blurred answer
Knowledge Booster
Band Theory
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
University Physics (14th Edition)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
Physics for Scientists and Engineers
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
College Physics: A Strategic Approach (4th Editio…
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON