A clean glass plate of length 9.8 cm ,...

A clean glass plate of length 9.8 cm , breadth 4 cm an thicness 0.2 cm is suspended vertically with its long side horizontal and with half the side immersed. Pull due to suface tension will be (S.T.=0.07N//m )

`16xx10^(-3)` N

`9xx10^(-3)` N

`12xx10^(-3)` N

`14xx10^(-3)` N

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