An oil of sp. gr. 0.9 is contained in a vessel. At a point the height of oil is 40 m. Find the corresponding height of water at the point.

1500 KN 800 mm 70 mm d) Determine the new thickness of the bar in mm e) Determine the percentage change in the total volume of the bar 100 mm 1500 KN

Q2: A drop of liguid foluen is kept al uniform temperkure t 299 K and is suspended in air by a fine wire. The initid radius at r= 2mm. The vapor pressure of foluene 299K is f=384 Kfe and the density of liguid toluene is 366 ky Im 3. Derive equation for the time tp for the drop b evupurete Completely in a large volume of still air Calculate the tine in seconds for Complete evaporahion.

Is the block in this figure stable floating in the position shown? Show calculations.