How many nodes does a standing wave in a string have at the frequency of the sixth harmonic?
a. 12 b. 6
c. 3 d. The answer is not given.
d
You might also like to view...
If a solar eclipse occurs today when might you have a chance to see a lunar eclipse?
A. in 27 days B. in 11 days C. in 21 days D. in 15 days
When waves from a pair of closely-spaced slits arrive out of phase
A) a bright fringe is produced. B) a dark fringe is produced. C) both bright and dark fringes are produced. D) none of the above
Why does the Doppler shift method of detecting extrasolar planets only give us the minimum mass of a planet?
A) because we don't necessarily know the density of the planet B) because we don't necessarily know the angle the planet's orbit makes with our line of sight C) because we don't necessarily know the diameter (size) of the planet D) because we don't necessarily know the mass of the parent star very
If the ac peak current through a 100 ohm resistor is 1.7 A, the average power dissipated by the resistance is
A) 85 W. B) 170 W. C) 289 W. D) 220 W. E) 145 W.