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[" a "25" - There is a horizontl film of...

[" a "25" - There is a horizontl film of solution on it a thread intaid the circumference of "],[" isplaced in the form of leop.The firmispiop of inside insidide "],[" the loop and the fluread becomes cocirular.then what will "],[" be the tension in the thrad "],[[" (i) "pi R'TT," (b) "pi R^(2)T],[" (c) "2 pi RT," (d) "2RT]]

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