1.

A cubical block of wood `10cm` on a side floats at the interface between oil and water, as in fig. with its lower face `2 cm` below the interface. The intensity of the oli is `0.6 g cm^(-3)`. The mass of the block is A. 340gB. 680gC. 80gD. 10g

Answer» Correct Answer - B
`mg = [100xx2xx1+100xx8xx0.6]g`
`:. M = (200+480)g = 680 g`


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