Answers by Jan Olaf Krems
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Answers by Jan Olaf Krems

Answers by Jan Olaf Krems
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A string is stretched to a length of 361 cm and both ends are fixed. If the density of the string is 0.039 g/cm, and its tension is 923 N, what is the fundamental frequency? Answer in units of Hz.
answered Jan 16, 2021
2 votes
55.1k views
During the current year, Comma Co. had outstanding: 25,000 shares of common stock; 8,000 shares of $20 par, 10% cumulative preferred stock; and 3,000 bonds that are $1,000 par and 9% convertible. The bonds
answered Jun 17, 2020
5 votes
22.0k views
The equation of the parabola whose focus is at (7, 0) and directrix at x = -7 is: y = (1/28)x² x = (1/28)y² x = -(1/28)y²
answered Jun 13, 2020
4 votes
45.3k views
Of the following which is represented in Congress: Washington DC US Virgin Islands Puerto Rico Hawaii
answered Apr 20, 2020
4 votes
77.6k views
Need help ASAP 30 Points 1) Identify at least three issues related to the document(s) identified above. 2) From the list of issues you identified, choose one that is an enduring issue. 3) Make a claim
answered Jan 22, 2020
6 votes
190k views
Which themes are found within Jack London’s “To Build a Fire”? Check all that apply. Belief in oneself is all that is needed to achieve a goal. Nature is a powerful force and should be given great respect.
answered Oct 11, 2019
3 votes
154k views
The FTC regulates businesses to prevent price-fixing and similar monopolistic practices. What is the main reason the FTC discourages monopolies? Monopolies make individual companies too powerful. Monopolies
answered Jul 15, 2019
4 votes
154k views
What's a fraction tree?
answered Apr 30, 2019
3 votes
222k views
Can osteoblasts undergo mitosis?
answered Feb 23, 2019
0 votes
189k views
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