Three parallel lines ι,ι2andι3 are drawn through the vertices A, B and C of a square ABCD If the distance between ι1andι2 is 7 and between ι2andι3 is 12, then the area of the square ABCD is
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Q3
A wall of length ι support water to a height H as shown in figure Choose the correct statement(s) Take ρ as the density of water
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Q4
Four point masses, each of value m, are placed at the corners of a square ABCD of side ι The moment of inertia through A and parallel to BD is :