The length of one edge of a glass plate ...

The length of one edge of a glass plate of thickness 0.2 cm is 9.8 cm. If this edge of the glass plate touches the surface of a liquid of' surface tension 60 dyne/cm, then it is pulled down with a force of (Assume that angle of contact to be zero)

1100 dyne

2400 dyne

1000 dyne

1200 dyne

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