The image formed by a concave mirror when the object is placed between the mirror and the focal point has the following characteristics:
A)
virtual, upright, enlarged, image distance is larger than object distance
B)
virtual, upright, reduced, image distance is smaller than object distance
C)
real, inverted, enlarged, image distance is larger than object distance
D)
real, upright, enlarged, image distance is larger than object distance
E)
virtual, inverted, reduced, image distance is smaller than object distance
A
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Molecular Rotation: A diatomic quantum mechanical rotator in the L = 1 quantum state has energy E. The same rotator in the L = 2 quantum state will have energy equal to
A. 2E. B. 3E. C. 6E. D. none of the given answers.
Adiabatic Processes: If 20.0 L of a monatomic ideal gas at a pressure of 100 kPa expands adiabatically until the volume doubles, what is the pressure in the gas at that point?
A. 31.5 kPa B. 50.0 kPa C. 200 kPa D. 317 kPa E. 400 kPa
A certain source of sound waves radiates uniformly in all directions. At a distance of 20 m from the source the intensity level is 51 db
What is the total acoustic power output of the source, in watts? (Note: The reference intensity I0 is 1.0 × 10-12 W/m2.)
Uplift of the Rocky Mountains was a result of
A) compressional forces. B) tensional forces. C) crustal extension. D) none of these