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A positive charge QQ is located at the origin, and another charge qq is at x=ax=a, where a>0a>0. Given that the electric field is zero at x=2ax=2a, find an expression for qq in terms of QQ.
asked
Jul 19, 2021
Physics
college
1
answer
0
votes
192k
views
What is the significance of the peach stone dropping and scaring the boy at the beginning and the peach blossom fluttering down and landing on the the boys drum at the end? Why did the author decide to
asked
Jul 8, 2021
English
middle-school
1
answer
5
votes
199k
views
The lines in the graph of part A don't intersect at two whole numbers on the coordinate grid. Estimate the values of the solution to the nearest one-fourth of a unit. Then substitute the x- and y-values
asked
Jun 14, 2021
Mathematics
high-school
1
answer
4
votes
88.6k
views
Kathy received $56 commission when she sold $800 worth of beauty products. What rate of commission did she receive?
asked
Jun 12, 2021
Mathematics
college
1
answer
2
votes
189k
views
Start in East Michigan. Move to the state that is south and East. Move one state northeast. Then go one more state north. What state are you in?
asked
Apr 11, 2021
Social Studies
middle-school
2
answers
4
votes
140k
views
Tim observes that a force pulls him down when he jumps up in the air. Based on his observation, which conclusion is correct? (3 points) Gravitational force is a contact force. Gravitational force helps
asked
Mar 26, 2021
Health
high-school
1
answer
3
votes
195k
views
What does Lifelong learning means? 1. means keeping skills and knowledge up to data throughout your life. 2. having a career for a long time. 3. Having a long career. 4. Learning life skills.
asked
Feb 20, 2021
Business
high-school
2
answers
2
votes
30.7k
views
4. The discovery of bacteria convinced the British surgeon ___ that clean operating rooms and hospitals are vital to the recovery of sick patients. A. Clara Barton B. Joseph Lister C. Louis Pasteur D.
asked
Jan 27, 2021
History
high-school
1
answer
4
votes
63.8k
views
What does dante say about the substance of the spirits? Why is he so careful to point this out? Note that Ciacco longs to be remembered in the world of the living. Why might “sinners of the flash“ feel
asked
Jul 20, 2020
English
high-school
1
answer
3
votes
206k
views
Conscious low-effort decision-making can follow a hierarchy of effects in which: Select one:______ a. selection of brands is done based on overall evaluations. b. brands are selected after comparing the
asked
Jul 16, 2020
Business
high-school
1
answer
5
votes
4.8k
views
Write an expression from the word phrase. 5 less than w A. 5 – w B. 5 ÷ w C. w – 5 D. w ÷ 5
asked
Mar 5, 2020
Mathematics
middle-school
1
answer
0
votes
86.8k
views
The Watergate Scandal brought down the presidential administration of __________. A. Spiro Agnew B. Lyndon B. Johnson C. Gerald Ford D. Richard Nixon
asked
Dec 13, 2019
History
middle-school
2
answers
3
votes
216k
views
The metric unit for mass is the a. liter b. kilogram c. meter d. pound
asked
Sep 6, 2019
Social Studies
high-school
2
answers
2
votes
205k
views
Please help ? fill in the missing numbers to complete the pattern
asked
Jun 20, 2019
Mathematics
middle-school
2
answers
5
votes
24.9k
views
How do cancerous cells differ from non-cancerous cells? What impact do cancerous cells have on the body
asked
May 22, 2019
Biology
middle-school
1
answer
5
votes
170k
views
Review the sentence. Someone _________ her jewelry from the box on her dresser. Which completes this sentence with the correct principal part of a verb? A. stealed B. stolen C. stole D. stoled
asked
Apr 28, 2019
English
college
2
answers
2
votes
222k
views
A square-based rectangular prism has a volume of 540 cubic meters. If the height of the prism is 15 meters, what is the perimeter of the base?
asked
Apr 6, 2019
Mathematics
high-school
1
answer
1
vote
115k
views
What is a similarity of capitalism, socialism, and communism? (5 points) All three systems believe that the majority of workers are exploited for profit. All three systems support rewards being allocated
asked
Mar 22, 2019
History
high-school
2
answers
5
votes
84.6k
views
A therapist who sat with a patient with bulimia while the patient ate appropriate quantities of "forbidden" foods, and then stayed until the patient no longer had the urge to purge, would be practicing
asked
Jun 11, 2018
Biology
high-school
1
answer
4
votes
228k
views
If f(x)=6x^3-4 and g(x)=2x+2 find (f-g) (x) a.6x^2-2x-2 b.6x^3-2x-6 c.2x-5x^3 4x^3-6
asked
Feb 12, 2018
Mathematics
high-school
2
answers
3
votes
28.1k
views
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