Water flows through a circular pipe whose internal diameter is 2 cm at the rate of 0.7 m per second into a cylindrical tank, the radius of whose base is 40 cm. By how much will the level of water rise in the tank in half an hour.

Water is flowing at the rate of 15 km/h through a pipe of diameter 14 cm into a rectangular tank whose dimension 55 m xx 44 m . Find the time in which the level of water in the tank will rise by 21 cm.

A farmer connects a pipe of internal diameter 20cm from a canal into a cylindrical tank in her field,which is 10 m in diameter and 2 m deep.If water flows through thr pipe at the rate of 3 km/h,in how much time will the tank be filled?

A conical vessel whose radius is 5 cm and height is 24 cm, is full of water. The water is emptied into cylindrical vessel with internal radius 10 cm. Find the height to which the water rises in the cylindrical vessel.

A sphere of diameter 12 cm is dropped in the right circular cylindrical vessel partly filled with water. If the sphere is completely submerged in water, the water level in the cylindrical vessel rises by 3 5/9 cm . Find the diameter of the cylindrical vessel.

Water rises in a capillary tube to a height 2cm. In another capillary tube whose radius is one third of it, how much the water will rise? If the first capillary tube is inclined at an angle 60^0 with the vertical, then what will be the position of water in the tube?

Water flows through a pipe of varying cross-section. If the velocity of flow is 0.24 m/s at a cross- section of 5 cm^2 , what will beits velocity at a cross-section of 10 cm^2 ?

Water flows horizontally through a pipeline of varying cross-section. At two points A and B, the diameters are 0.6 m and 0.2m. The pressure difference between the points is 1m. Column of water. Calculate the volume of water flowing per second.

A sphere of diameter 12 cm is dropped in a right circular cylindrical vessel, partly filled with water. If the sphere is completely submerged in water the water level in the cylindrical vessel rises by 3 5/9 cm . Find the diameter of the cylindrical vessel.

A circular coil of 50 turns and diameter 8 cm carries a current 2 ampere. How much work will be done in rotating a coil through 180^@ when suspended in a uniform magnetic field 1 wb//m^2 .

The cylindrical tube of a spray pump has a cross-section of 8.0 cm2 one end of which has 40 fine holes each of diameter 1.0 mm. If the liquid flow inside the tube is 1.5 m min-^1 , what is the speed of ejection of the liquid through the holes?