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A proton is projected toward a fixed nucleus of charge +Ze with velocity vo. Initially the two particles are very far apart. When the proton is a distance R from the nucleus its velocity has decreased
asked
Aug 13, 2020
Physics
high-school
1
answer
3
votes
150k
views
Stock A has a beta of 3, the risk-free rate is 4% and the return on the market is 9%. If the market risk premium changes by -2%, by how much will the required return on Stock A change?
asked
Jun 16, 2020
Business
college
1
answer
2
votes
167k
views
What is the sign of the product (3)(–3)(–2)(4)? Positive, because the products (3)(–3) and (–2)(4) are negative, and the product of two negative numbers is positive Positive, because the products (3)(–3)
asked
May 22, 2020
Mathematics
middle-school
1
answer
5
votes
122k
views
The movement of which layer of Earth drives the motion of the plates on Earth’s crust?
asked
Sep 5, 2019
Biology
college
2
answers
0
votes
39.7k
views
What gives quartz color?
asked
Sep 2, 2019
Geography
high-school
1
answer
4
votes
192k
views
From which graph below would you conclude that velocity decreases directly with time? IMG_1513.JPG
asked
May 5, 2019
Biology
middle-school
2
answers
4
votes
31.3k
views
What is the measure of angle ABC? Enter your answer in the box
asked
Mar 5, 2019
Mathematics
middle-school
2
answers
4
votes
143k
views
The ceremony in which men became vassals to their lord was called:
asked
Jul 24, 2018
History
high-school
1
answer
1
vote
159k
views
Water is an example. of a pure substance A) true B) false
asked
Jun 5, 2018
Biology
middle-school
2
answers
5
votes
158k
views
The ratio of an object's weight on Earth to its weight on Mars is 5 to 2. How much would a man, who weighs 145 pounds on Earth, weigh on Mars?
asked
May 2, 2018
Mathematics
high-school
1
answer
0
votes
34.6k
views
How many vocabulary words do you need to rescue unit 1
asked
Feb 25, 2018
English
high-school
1
answer
3
votes
13.3k
views
Help please!!!!!!!!!
asked
Feb 24, 2018
Mathematics
middle-school
2
answers
5
votes
135k
views
Yo _________ en la casa de mi abuela porque ella hucia una comida. A) siemp[re comia B) nunca comia C) freuentemente comiste D) a veces viva
asked
Feb 15, 2018
Spanish
middle-school
1
answer
4
votes
113k
views
Who are the Patriots in the American Revolution? 1) Military commander who successfully held off the British for two attacks up Breed's Hill in the first official battle of the Revolution.______ 2)Credited
asked
Jan 25, 2018
History
middle-school
1
answer
2
votes
58.1k
views
The pressure inside an an automobile tire is 44.0 pounds per square inch on a warm summer day (44.0 degree Celcius). Calculate the tire pressure in the same tire on a very cold day (-35.0 degree celcius)
asked
Sep 3, 2017
Chemistry
high-school
1
answer
1
vote
109k
views
I have a homework problem on functions, its a expondental problem how do i right a equation for it
asked
Apr 15, 2017
Mathematics
high-school
1
answer
2
votes
157k
views
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