Two small spheres of mass m are suspended from a common point by threads of length L.

Question:

Two small spheres of mass m are suspended from a common point by threads of length L. When each sphere carries a charge q, each thread makes an angle ? with the vertical as shown in Figure.

(a) Show that the charge q is given by

where k is the Coulomb constant.

(b) Find q?if m?= 10 g, L?= 50 cm, and ??= 10^o.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

See More Books

Question Posted: Jul 18, 2011 02:27 PM

See More Questions

Two small spheres of mass m are suspended from strings of length that are connected at a common point. One sphere has charge Q; the other has charge 2Q. The strings make angles 1 and 2 with the...
A conducting sphere carries a charge Q and a second identical conducting sphere is neutral. The two are initially isolated, but then they are placed in contact. (a) What can you say about the...
A stack is implemented as shown in Figure 10.14. Show the sequence of micro operations for a. Popping b. Pushing the stack Main memor Processor registers Stack limit pointer Free Block reserved c for...
Due to acid rain, the percentage of lakes in Scandinavia that lost their population of brown trout increased dramatically between 1940 and 1975. Based on a sample of 2850 lakes, this percentage can...
Jason and Mary are married taxpayers in 2016. They are both under age 65 and in good health. For this tax year, they have a total of $41,000 in wages and $700 in interest income. Jason and Mary's...
In the previous problem, suppose the scale of the project can be doubled in one year in the sense that twice as many units can be produced and sold. Naturally, expansion would only be desirable if...
An advanced engineering computer was purchased for $\$ 22,750$ and its expected life is 4 years. It is estimated the company could sell the computer for $\$ 500$ after 5 years. Compute and compare...
Q1. Use the information below for J.C. Penney and Intel to answer the following questions. a. Calculate the values for (A) and (X). Revenue for INTC is more than (__________ / 10 times) greater than...
The Art of Brand Positioning in a Global Economy How do demographics and psychographics affect how a brand is positioned and promoted? What challenges and opportunities does the complexity of...
Quahog purchased 15% of Clam on January 1, 2021 for $340,000 in cash and did not have the ability to exercise significant influence. The price was 15% of Clams book value. During 2021, Clam reported...
A charge of 3.0C is located at the origin; a charge of 4.0C is located at x = 0.2 m, y = 0; a third charge Q is located at x = 0.32 m, y = 0. The force on the 4.0-C charge is 240 N, directed in the...
(a) Suppose that in Problem 80, L = 1.5 m, m = 0.01 kg, and q = 0.75C. What is the angle that each string makes with the vertical? (b) Find the angle that each string makes with the vertical if one...
The width of a casing for a door is normally distributed with a mean of 24 inches and a standard deviation of 1/8 inch. The width of a door is normally distributed with a mean of 23 and 7/8 inches...
Using an approach similar to that in Worked Example 19.1, find all words with length of at least ten in which no letter is repeated. What is the longest one? How many such words exist for each...
Repeat Exercise E25.4 , using a DTD for validation. Data from exercise E25.4 Write a program that can read XML files, such as: 3 1295.32
Write a program that uses a database of quizzes. Each quiz has a description and one or more multiple-choice questions. Each question has one or more choices, one of which is the correct one. Use...
Bethesda Hospital has recently developed an occupational medicine program. It wants to target employers in the Baltimore metropolitan area. The director of the pro- gram has a range of services...
Write a program that reads an integer n and then prints all squares of the integers from 1 to n that are palindromes (that is, their decimal representation equals its reverse). Use IntStream.range,...
Purchasing power parity and the Argentine currency board (B). Assume over the 10-year period 19912001 the U.S. economy experienced an annualized inflation rate of 1. 5 percent. While the currency...
The purpose of this case is to come up with a contingency plan[s] in order to sustain the program Move With Me, a program that serves thousands of community members throughout Lower Manhattan. The...
Athletic trainers use instant ice packs that can be cooled quickly on demand. Squeezing the pack breaks an inner container, allowing two components to mix and react. This reaction makes the pack...
A rock is dropped at the same instant that a ball, at the same initial elevation, is thrown horizontally. Which will have the greater speed when it reaches ground level?
Determine which of the following moving objects obey the equations of projectile motion developed in this chapter. (a) A ball is thrown in an arbitrary direction. (b) A jet airplane crosses the sky...
How can you throw a projectile so that it has zero speed at the top of its trajectory? So that it has nonzero speed at the top of its trajectory?
1- The binomial distribution N! B(M) = (N-M)!M! describes the probability of placing M identical particles into N equivalent physical sites, with a limit of one particle/site if the probability of a...
Margo, a calendar year taxpayer, paid $1,580,000 for new machinery (seven-year recovery property) placed in service on August 1, 2023. Required: a. Assuming that the machinery was the only tangible...
*** I am seeking assistance from a tutor who is familiar with aviation, and in particular, CASA (Australia's Civil Aviation Safety Authority) and I CAO SMS (Safety Management Systems) and the...

Two small spheres of mass m are suspended from a common point by threads of length L.

Question:

mg tan 0 q = 2L sin 0

Step by Step Answer:

a The forces acting on one sphere are mg acting downward F E kq ...View the full answer

Fundamentals of Ethics for Scientists and Engineers

Students also viewed these Electricity and Magnetism questions