A capture by a target nucleus of uranium-235 is most apt to occur for which type of "bullet" particle?
a. low velocity alpha particle
b. low velocity proton
c. high velocity neutron
d. low velocity neutron
d
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Exclusion Principle: For the ground state of the hydrogen atom, which of the following numbers represents the correct value of the magnetic quantum number?
A. -1 B. 0 C. 1 D. 2 E. -2
If 30 kJ of heat flows out of a system and 15 kJ of work is done by the system, then what is the change in internal energy?
A. 85 kJ B. 70 kJ C. 45 kJ D. 15 kJ E. 10 kJ
An optical fiber is made of clear plastic with index of refraction n = 1.57 . For what angles with the surface will light remain within the plastic "guide"?
a. ? < 32.5° b. ? < 57.3° c. ? < 39.6° d. ? < 50.4° e. ? < 68.7°
If the Sun and stars are supported by gas pressure, what supports a neutron star?
What will be an ideal response?