Determining the length of the pipe
The first three harmonics of an organ pipe have frequencies 126 Hz, 378 Hz and 630 Hz. (a) Is this an open-open or an open-closed pipe? (b) If the speed of sound in air is 240m/s, what is the length of the pipe?
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If the circle lies in a uniform magnetic field of magnitude B = 7.09 mT, what is the maximum possible magnitude of the torque produced on the loop by the field?
You have conducted anexperiment, and the cells used for the standards all had cell width of 1cm, but the cell used for measuring the absorbance of the sample did not. Would the result be too high, too low or notaffected at all?
What would be the actual velocity of the air at the exit with the results obtained above? If you were to use this exit velocity what result would you get for your temperature at the exit?
A two-factor study with two levels of factor A and three levels of factor B uses a separate sample of n = 5 participants in each treatment condition. How many participants are needed for the entire study?
Suppose you are given two different metals: A and B. Both metals have the same mass. After each metal absorbs the same amount of heat, the temperature of metal A increases by 11.6 °Cand that of metal B increases by 10.6 °C.
Two particles are fixed to an x axis: particle 1 of charge q1 = +1.3 10-8 C at x = 20 cm and particle 2 of charge q2 = -4.50q1 at x = 70 cm. At what coordinate on the axis is the net electric field produced by the particles equal to zero?
Determine (a) the shortest distance in which the train can reach a speed of 72 km/h, (b) the corresponding constant rate of acceleration At.
The show in Atlanta was all of original material by the band, the show in Charlotte included two cover versions of songs by other bands, the show in Richmond included four "covers", the show in New York included six covers, and the show in Detroit
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