Find the missing order for a double-slit Fraunhofer Diffraction patter – McqOptions

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1.	Find the missing order for a double-slit Fraunhofer Diffraction pattern if the slit widths are 0.2 mm separated by 0.6 mm.
A.	1<sup>st</sup>, 5<sup>th</sup>, 9<sup>th</sup>, .
B.	2<sup>nd</sup>, 6<sup>th</sup>, 10<sup>th</sup>,
C.	3<sup>rd</sup>, 7<sup>th</sup>, 11<sup>th</sup>, .
D.	4<sup>th</sup>, 8<sup>th</sup>, 12<sup>th</sup>,
Answer» E.

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