Doubling only the amplitude of a vibrating mass-and-spring system produces what effect on the system's mechanical energy?
A) produces no change
B) increases the energy by a factor of three
C) increases the energy by a factor of four
D) increases the energy by a factor of two
E) increases the energy by a factor of
C
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Which of the following are the jovian planets?
a) Jupiter, Saturn, Uranus, Neptune b) Earth, Mars, Jupiter, Saturn c) Uranus, Neptune, and Pluto d) Mercury, Jupiter, and Saturn e) Mercury, Venus, Earth, Mars
A larger telescope will always have a higher spectral resolution than a smaller telescope when observing at the same wavelength
Indicate whether the statement is true or false
Two moles of gas are at STP. If the temperature changes to 47.° C and the pressure decreases to half of what it was, what volume do the two moles now occupy?
What will be an ideal response?
If a 60 kg person absorbed a dose of 1.7 rem of radiation with a quality factor of 1.1, what was the total energy absorbed in joules?
A. 1.7 B. 1.5 C. 0.93 D. 0.015 E. 0.26