If 0.025 eV neutrons were fired through a double slit so that the first order interference occurred at 10°, what is the slit spacing?
A)
2.5 × 10-8 m
B)
1.0 × 10-9 m
C)
3.1 × 10-11 m
D)
1.8 × 10-10 m
E)
No answer is correct since neutrons cannot act like waves.
B
You might also like to view...
Find the period of a wave of 100-m wavelength in deep water where .
A. 5.0 s B. 8.0 s C. 12.5 s D. 15 s E. 0.125 s
The straight-line distance and direction between two points are, together, called
a. velocity. b. displacement. c. distance. d. acceleration.
If the top quark has a mass of 175 GeV/c2 , what is its mass in atomic mass units?
A. 175 u B. 188 u C. 163 u D. 58 u E. 19 u
An airplane flies 120 km at a constant altitude in a direction 30.0° north of east. A wind is blowing that results in a net horizontal force on the plane due to the air of 2.40 kN in a direction 10.0° south of west
How much work is done by the air on the plane? A) -2.70 × 108 J B) -0.985 × 108 J C) -221 × 108 J D) 221 × 108 J E) 0.821 × 108 J