Consider an RLC circuit that is driven by an AC applied voltage. At resonance,
A) the peak voltage across the resistor is equal to the peak voltage across the inductor.
B) the peak voltage across the resistor is equal to the peak voltage across the capacitor.
C) the peak voltage across the capacitor is greater than the peak voltage across the inductor.
D) the current is in phase with the driving voltage.
E) the peak voltage across the inductor is greater than the peak voltage across the capacitor.
D
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Suppose that a symmetry argument of some kind tells us that the electric field in a certain region points directly away from the nearest point on the y axis and has a magnitude that depends only on r, the distance to that nearest point. For which of the gaussian surfaces listed, would it be easiest to calculate the net flux of the electric field through that surface?
A. A cubical surface oriented so that two opposite faces are perpendicular to the y axis.
B. A spherical surface.
C. A cylindrical can-like surface oriented with its central axis perpendicular to the y axis.
D. A cylindrical can-like surface oriented with its central axis parallel to the y axis.
E. A cone-like surface oriented with its central axis parallel to the y axis.
All the planets revolve around the Sun in the same direction, except for Venus and Uranus
Indicate whether the statement is true or false
Chemical sedimentary rocks are formed from
A) biochemical interactions. B) carbonization. C) the precipitation of minerals from a water solution. D) evaporites.
Light of wavelength 420 nm is incident on a slit of width 0.20 mm, and a diffraction pattern is produced on a screen that is 1.80 m from the slit. What is the width of the central bright fringe? (1 nm = 10?9 m)
a. 3.8E–3 m b. 7.6E–3 m c. 1.2E–3 m d. 1.4E–2 m e. 2.0E–2 m