Answers by Volker Stampa
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Answers by Volker Stampa

Answers by Volker Stampa
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A block and tackle having a velocity ratio of 5 is used to raise a load of 400N through a distance of 10m. If the work done against friction is 100J. Calculate 1. Efficiency of the machine 2. The effort
answered Oct 19, 2021
3 votes
48.0k views
What is the angle between a wire carrying an 8.00-A current and the 1.20-T field it is in if 50.0 cm of the wire experiences a magnetic force of 2.40 N? (b) What is the force on the wire if it is rotated
answered Oct 9, 2021
6 votes
38.7k views
According to the opening case entitled "Ed Catmull and Pixar," Pixar is successful in part because of their ability to
answered Jul 27, 2021
7 votes
65.7k views
A ball is launched into the sky at 19.6 feet per second from a 58.8 meter tall building. The equation for the ball’s height, h, at time t seconds is h = -4.9t2 + 19.6t + 58.8 . When will the ball strike
answered Jul 25, 2021
1 vote
223k views
Sometimes the motivations for large protests organized by college activists are criticized. Highly organized and attended protests in Washington, D.C., are seen as "spring break" for activists, who take
answered Apr 15, 2021
4 votes
145k views
Read the excerpt below and answer the question. It was about dusk, one evening during the supreme madness of the carnival season, that I encountered my friend. He accosted me with excessive warmth, for
answered Feb 27, 2021
4 votes
203k views
What does the Federal Reserve use to help control the money supply in the economy as a whole? a. checks b. stocks c. interest rates d. debit cards Please select the best answer from the choices provided
answered Jan 26, 2021
6 votes
229k views
As you learned in the lesson, keeping a diary or writing a memoir can be an excellent way to start a personal essay. Keep a diary for a week. Keep the focus narrow-one event on one day or in an hour on
answered Jan 18, 2021
6 votes
208k views
Which of the following caused the most conflict within Russia after the end of the Cold War? A. Ethnic revelries led to armed conflict in Kosovo B. Russia made no progress toward building a free market
answered Oct 20, 2020
6 votes
6.5k views
Help with this math homework
answered Sep 22, 2020
3 votes
174k views
Sebastián es el mejor vendedor de la tienda. Sebastián es el peor vendedor de la tienda.
answered Sep 16, 2020
5 votes
72.4k views
2. What’s the answer to this question please
answered Mar 6, 2020
1 vote
161k views
The area of a rectangular field is 126 square metres. The breadth of the field is 9 metres. Find the length of the field.
answered Oct 14, 2019
3 votes
213k views
If a microwave oven produces electromagnetic waves with a frequency of 2.30 ghz, what is their wavelength?
answered Sep 28, 2019
7 votes
8.8k views
Need help on this please
answered Aug 27, 2019
2 votes
188k views
How did instability in French government create an opportunity for Napoleon to take power
answered May 20, 2019
6 votes
187k views
How did westward expansion turned the slavery issue into a national crisis?
answered May 6, 2019
4 votes
29.6k views
A(n) ____________ is a chemical substance used to treat, prevent, or diagnose a disease or alter one or more functions of the body. A) antibiotic B) analgesic C) drug D) antihistamine.
answered May 2, 2019
0 votes
74.1k views
Solve the equation A÷2=4
answered Jan 11, 2019
4 votes
199k views
Colin drove 45 minutes to the airport. He arrived 90 minutes before his flight departed, and then he spent 70 minutes in the air. Once he landed, Colin spent 20 minutes gathering his luggage, and then
answered Aug 26, 2018
4 votes
10.8k views
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