If the air temperature decreases, how does the resonant frequency in a pipe closed at one end change?
a. It increases.
b. It decreases.
c. It doesn't change since one end of the pipe is closed.
d. It doesn't change because resonance is pressure phenomenon.
b
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Thermodynamic Processes: The figure shows a pV diagram for 0.0077 mol of ideal gas that undergoes the process 1 ? 2 ? 3. What is the volume V3? (R = 8.31 J/mol ? K)
A. 770 cm3 B. 260 cm3 C. 520 cm3 D. 400 cm3
If you watched the history of the universe like a movie playing backward, what would you see?
A. Objects getting farther apart. B. The Universe becoming denser. C. The temperature of the Universe decreasing. D. Regions of space becoming smaller. E. More than one of the above.
Plot the Bessel’s function of the first kind of zero and first order, J0 and J1, for arguments from 0 to 10.
What will be an ideal response?
Gasoline can be used to power cars because it has
A) gravitational potential energy. B) chemical potential energy. C) electrical potential energy. D) kinetic energy. E) radiative energy.