(e) The length of minute hand of a clock isr cm. The area of section m – InterviewSolution

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1.	(e) The length of minute hand of a clock isr cm. The area of section made by minutehand in one minute will be:(1) 60(iii) 360Tr(ii) 180(iv) 90
Answer» As in one minute angle made will be 6°so area made by= 6/360*π r^2πr^2/60

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