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Question
A free electron has a momentum of 5.0 x10-24kg .m/s. Its wavelength,as given by its wave function, is:
A) 1.3 x10-8 m
B) 1.3 x10-10 m
C) 2.3 x10-11 m
D) 2.3 x10-13 m
E) none of these
Answer
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Related questions
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Q:
In a photoelectric effect experiment at a frequency above cut off, the stopping potential is proportional to:
A) the energy of the least energetic electron before it is ejected
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Q:
In a photoelectric effect experiment at a frequency above cut off, the number of electrons ejected is proportional to:
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Q:
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Q:
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Q:
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Q:
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4) increase the separation between the slits
5) decrease the separation between the slits
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Q:
The resolving power of a telescope can be increased by:
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Q:
Light of wavelength 480 nm falls on a slit of width 3.5 m. What is the relative intensity (that is, the value of I/Im) of the diffraction pattern at an angle of 18?
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Q:
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