If a 1H nucleus, a 2H nucleus, and a 3H nucleus all had the same momentum, which one has the lowest de Broglie wavelength?
a. 3H
b. 2H
c. 1H
d. All three have the same de Broglie wavelength.
D
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The primary evidence that the outer core is molten is an abrupt
A) increase in the velocity of P-waves, but no increase in S-waves. B) increase in the velocity of L-waves. C) stop of S-wave propagation, and a decrease in P-wave velocity. D) stop of P-wave propagation, and a decrease in S-wave velocity.
When an LRC series circuit is at resonance, which one of the following statements about that circuit is accurate? (There may be more than one correct choice.)
A) The reactance due to the inductor and capacitor has its maximum value. B) The reactance of the capacitor is zero. C) The current amplitude is a maximum. D) The reactance of the inductor is zero. E) The impedance has its maximum value.
During the 7-3/8 days between the new and first-quarter phases, the Moon is called a(n) ______________ moon
Fill in the blank(s) with correct word
An pipe of length L that is open at both ends is resonating at its fundamental frequency. Which statement about the sound is correct?
A) The wavelength is 2L and there is a displacement node at the pipe's midpoint. B) The wavelength is 2L and there is a displacement antinode at the pipe's midpoint. C) The wavelength is L and there is a displacement node at the pipe's midpoint. D) The wavelength is L and there is a displacement antinode at the pipe's midpoint.