Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 234 Weeks Ago, 6 Days Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
The force stretching the D string on a certain guitar is 169 N.
The string's linear mass density is 0.003 kg/m.
What is the speed of the waves on the string?
Â
and
Â
The coldest and hottest temperatures ever recorded in Cuba are 33.1°F
(274 K) and 102°F
(312 K), respectively. What is the speed of sound in air at each temperature?
?? at 33.1°F
?? at 102°F
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