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A window is in the form of a rectangle surmounted by a semi-circular opening. The total perimeter of the window is 10 metres. Find the dimensions of the rectangle so as to admit maximum light through the whole opening.
cbse
class12
modelpaper
2012
sec-c
q24
math
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asked
Feb 5, 2013
by
thanvigandhi_1
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Show that semi-vertical angle of the right circular cone of given total surface area and maximum volume is \( sin^{-1}\frac{1}{3} \)
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