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watching
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23 Nov 2019
Which statement is correct?
A. A desk lamp is a collimated source. A laser is a collimatedsource.
B. A desk lamp is a collimated source. A laser is an isotropicsource.
C. A desk lamp is a isotropic source. A laser is an isotropicsource.
D. A desk lamp is an isotropic source. A laser is a collimatedsource.
E. none of the above
Which statement is correct?
A. A desk lamp is a collimated source. A laser is a collimatedsource.
B. A desk lamp is a collimated source. A laser is an isotropicsource.
C. A desk lamp is a isotropic source. A laser is an isotropicsource.
D. A desk lamp is an isotropic source. A laser is a collimatedsource.
E. none of the above
Keith LeannonLv2
4 Apr 2019
