These questions are not FOR a class, they just are questions that came up when I was doing an experiment in Lab Class. I'm not sure what route to take in order to solve it. It would be easier, as would many problems, if I were taking an actual physics class that supplied me with the formulas...
(a) First, consider a string of length 1m attached at both ends. It sounding a fundamental tone of 440 Hz. What is the wavelength of the above waves on the string? What is the speed of the waves on the string?
(b) Now consider a Boomwhacker™ tube open at both ends, sounding a tone of 440...
Now a power plant produces 15 million kilowatt-hours of electricity per day, enough to power a city like Salem. So this leaves me with three questions, let’s see if you guys can help me out with them.
What would the amount of energy be when converted to Joules?
How much does the above...