Seismic waves are classified as body waves and surface waves. An example of a body wave is a
A) Primary wave (P-wave).
B) Love wave.
C) Rayleigh wave.
D) Tertiary wave (T-wave).
Answer: A
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If an AC circuit consists of a 220 mH inductor in series with a 25 pF capacitor and an AC generator with rms voltage of 12 V. If the frequency of the generator is 55 kHz, what will the rms voltage drop across the capacitor be?
A. 5.4 V B. 0.20 V C. 6.6 V D. 11.80 V
The ecliptic is
a. the centerline of the zodiac. b. the projection of Earth's orbit on the sky. c. the apparent path of the sun around the sky. d. all of the above e. none of the above
By definition, our Sun has a mass-to-light ratio of 1 solar mass per solar luminosity
Indicate whether the statement is true or false
In walking barefoot on red-hot coals, providing that bits of coal do not stick to your feet, it would be safer if your feet are
A) wet. B) dry. C) either of these D) none of the above