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Unformatted text preview: 298 Chapt. 40 More About Matter Waves
a)
b)
c)
d)
e) What
What
What
What
What is
is
is
is
is an inﬁnite square well, Alex?
a ﬁnite square well, Alex?
a ﬁnite squarish well, Alex?
an atom, Alex?
a nucleus, Alex? 040 qmult 01400 1 1 1 easy memory: causality, relativity
14. Einstein ruled out faster than light signaling because:
a)
b)
c)
d)
e) it
it
it
it
it would cause irresolvable causality paradoxes.
would not cause irresolvable causality paradoxes.
led to irresolvable paradoxes in quantum mechanics.
would destroy the universe.
had been experimentally veriﬁed. 040 qmult 01500 1 1 3 easy memory: EPR paradox
15. The EinsteinPodolskyRosen (EPR) paradox was proposed to show that ordinary quantum
mechanics implied superluminal signaling and therefore was:
a)
b)
c)
d)
e) more or less correct.
absolutely correct.
defective.
wrong in all its predictions.
never wrong in its predictions. 040 qmult 01600 1 4 3 easy deductomemory: Bell’s theorem
16. “Let’s play Jeopardy! For $100, the answer is: This theorem (if it is indeed inescapably correct)
and the subsequent experiments on the eﬀect the theorem dealt with show that quantum
mechanical signaling exceeds the speed of light.”
a)
b)
c)
d)
e) What
What
What
What
What is
is
is
is
is Dark’s theorem, Alex?
Midnight’s theorem, Alex?
Bell’s theorem, Alex?
Book’s theorem, Alex?
Candle’s theorem, Alex? FullAnswer Problems
040 qfull 00100 2 3 0 moderate math: real exponent exponentials
1. Consider the timeindependent Schr¨dinger equation
o
− −2 ∂ 2 ψ
h
+ V ψ = Eψ
2m ∂x2 with V constant and E < V .
a) Verify that the exponential solutions
ψ = e±κx
satisfy Schr¨dinger’s equation when
o
κ= 2m(V − E )
.
−2
h ...
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This note was uploaded on 12/14/2011 for the course PHY 2055 taught by Professor Dr.acost during the Fall '11 term at University of Florida.
 Fall '11
 Dr.Acost
 Physics

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