A long rope of linear density 0.25 kg/m is under tension. Transverse waves travel on it at 30. m/s. How much energy is stored in 1.0 m of the rope when a driving frequency of 6.0 Hz produces a traveling wave with an amplitude of 0.10 m?
What will be an ideal response?
0.043 J/m
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General Questions: A crate is sliding down an inclined ramp at a constant speed of 0.55 m/s. The vector sum of all the forces acting on this crate must point
A. down the ramp. B. up the ramp. C. perpendicular to the ramp. D. vertically downward. E. None of these choices is correct.
Nuclear Binding Energy: The neutral 
Al atom has a mass of 26.981539 u; a neutral hydrogen atom has a mass of 1.007825 u; a neutron has a mass of 1.008665 u; and a proton has a mass of 1.007277 u. What is the binding energy per nucleon for 
Al? (1 u = 931.5 MeV/c2)
A. 8.3 MeV B. 6.7 MeV C. 5.4 MeV D. 3.4 MeV E. 2.8 MeV
The finding that electrons in an atom occupy a volume much greater than the volume of the nucleus is best explained by
A) electromagnetic forces. B) angular momentum conservation. C) relative sizes of electrons and nuclei. D) the wave nature of the electron. E) none of the above
The form of radiation from naturally radioactive uranium that has the largest mass is ________ rays.
Fill in the blank(s) with the appropriate word(s).