Answer the following statement(s) true (T) or false (F)
1. A quanton moving in a system whose V (x) is given by the box potential energy function can never be
unbound, no matter what its total energy might be.
2. An electron moving near a proton can never be unbound, no matter what its energy might be.
1. TRUE
2. FALSE
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An electron moving perpendicular to a uniform magnetic field of 3.2 × 10-2 T moves in a circle of radius 0.40 cm. How fast is this electron moving? (mel = 9.11 × 10-31 kg. e = 1.60 × 10-19 C)
A) 2.2 × 107 m/s B) 1.9 × 10-2 m/s C) 1.9 × 10-30 m/s D) 3.0 × 106 m/s E) 8.0 × 106 m/s
Distinguish between a transverse wave and a longitudinal wave. Give examples of each
What will be an ideal response?
When droplets of condensation form on the outside of a glass of ice water, it must be that in the air right next to the glass
a. the temperature is near the dew point. b. the humidity is near the saturation density. c. the relative humidity is near 100%. d. all of the above
If iron with 4.26 weight percent carbon is cooled to room temperature in a normal manner from the melting temperature, it is called _________cast iron.
Fill in the blank(s) with the appropriate word(s).