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A rectangular glass plate of dimensions 5 cm `xx` 4 cm is placed flat on the surface of water. Find the downward force on the plate due to surface tension. Given surface tension of water = 0.073 N `m^(-1)`

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0.01314 N
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A rectangular plate of dimension 6 cm xx 4cm and thickness 2mm is placed with its largest face flat on the surface of water. Find the downward force on the plate due to surface tension. Surface tension of water is 7.0 xx 10^(-2)Nm^(-1) .

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