WHAT_IS_THE_DISADVANTAGE_OF_THE_DEBYE-SCHERRER_FILM_TO_OBTAIN_THE_D-SP – McqOptions

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1.	WHAT_IS_THE_DISADVANTAGE_OF_THE_DEBYE-SCHERRER_FILM_TO_OBTAIN_THE_D-SPACINGS??$
A.	Temperature required is too high
B.	Exposure time is long
C.	Closely spaced arcs are circular
D.	Cones formed by the diffracted beams are two heavy in weight
Answer» C. Closely spaced arcs are circular

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