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A loudspeaker diaphragm is vibrating in simple harmonic motion with a frequency of 760 Hz and a maximum displacement of 0.85 mm. (a) What is the angular frequency? (b) What is the maximum speed? (c) What
answered
Apr 18, 2021
Physics
high-school
5
votes
66.7k
views
Identify some geographical barriers that could separate populations.
answered
Feb 20, 2021
Biology
high-school
2
votes
180k
views
Three Following characteristics are part of hunter gatherer societies?
answered
Jan 17, 2021
Social Studies
college
7
votes
195k
views
What were some of the reasons why Leonardo da vincis technical ideas were not published?
answered
Jan 10, 2021
History
high-school
5
votes
42.9k
views
In the us system, who or what allocates these resources?
answered
Jul 18, 2020
Geography
middle-school
6
votes
174k
views
Suppose that there is a checkable deposit intoYourBank. Which of the following statements is an accurate description of the changes that occur at YourBank? A. The required reserves decrease by the amount
answered
May 14, 2020
Business
high-school
7
votes
164k
views
It will take Adam four hours to drive to Disney Park, and 2.5 times less time if driving 45 mph faster. What is the distance Adam should cover to get to the park?
answered
May 4, 2020
Mathematics
middle-school
6
votes
169k
views
Who had a trade monopoly in the African interior?
answered
Apr 28, 2020
History
middle-school
4
votes
65.7k
views
To create a sense of movement in a piece of artwork, vertical lines can be included. True or False
answered
Mar 26, 2020
Arts
middle-school
4
votes
10.1k
views
Solar energy technology is expensive, but it has been improving in efficiency over the years. Today, many small appliances, such as calculators, watches, and patio lights, are powered with solar panels.
answered
Dec 23, 2019
Physics
high-school
2
votes
147k
views
Describe the purpose of the Preamble of the U.S. Constitution. What is the relationship between the Preamble and the articles that follow?
answered
Jul 12, 2019
History
middle-school
2
votes
96.7k
views
A charge of 8.4 × 10–4 C moves at an angle of 35° to a magnetic field that has a field strength of 6.7 × 10–3 T. If the magnetic force is 3.5 × 10–2 N, how fast is the charge moving?
answered
May 21, 2019
Physics
middle-school
3
votes
170k
views
Which of the following best describes what happens to an enzyme after it catalyzes a chemical reaction? (2 points) It is unchanged and can be used again for the same chemical reaction. Its mass decreases
answered
May 13, 2019
Biology
middle-school
3
votes
40.7k
views
What is the algebraic expression for the following word phrase The product of 2 more than y and 7
answered
Sep 23, 2018
Mathematics
high-school
7
votes
183k
views
Can someone help me???
answered
Aug 7, 2018
Mathematics
high-school
2
votes
157k
views
What could happen if a person doesn’t get the proper amount of protein in his or her diet? A. The impact of a diet lacking in protein would be of little consequence. B. Stored proteins would assist in
answered
Jun 18, 2018
Biology
high-school
4
votes
78.0k
views
Pharaohs were believed to control the flooding of the Nile River, which made the soil fertile for a good harvest. What was a major reason that Egyptians believed pharaohs had this power? A.The Nile's flooding
answered
Mar 24, 2018
History
middle-school
4
votes
157k
views
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