outer diameter is 1.1 mm, when it is kept A glass tube has inner diameter is 1 mm vertical and partial dipped in water, calculate the downward pull due to surface tension. Curface tension of water = 75 dyne /cm). %3D

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A: ratio of pressure

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Q: Calculate relative density of stone.

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Q: if you are 0.45 meters above the sink how long do you have befor your cell phone is a goner?

A: The time to drop 0.45 m is given as, t = 2Hg= 2×0.459.8=0.3 s

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A: Given  radius of cone(r)=40mm height of cone(H)=160 mm so length of slant(l)=r2+H2=402+1602=164.92…