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A glass plate of length 8cm, breadth 3 ...

A glass plate of length 8cm, breadth 3 cm and thickness 0.2cm weighs 15 g in air. What will the apparent weight of the plate if it is half immersed vertically in water its long side held hrizontal? Take, Surface tension of water =70 dyne/cm

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To find the apparent weight of the glass plate when it is half immersed vertically in water, we will follow these steps: ### Step 1: Calculate the weight of the glass plate in air The weight of the glass plate in air is given as 15 g. ### Step 2: Calculate the surface tension force acting on the plate 1. **Determine the perimeter of the plate in contact with water:** - The glass plate has a length of 8 cm and a thickness of 0.2 cm. ...
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