What is the width of the main lobe of the frequency response of a rect – McqOptions

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1.	What is the width of the main lobe of the frequency response of a rectangular window of length M-1?
A.	‚âà√¨‚àö√ë/M
B.	2‚âà√¨‚àö√ë/M
C.	4‚âà√¨‚àö√ë/M
D.	8‚âà√¨‚àö√ë/M
Answer» D. 8‚âà√¨‚àö√ë/M

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