A boat strikes an under water rock which punctures a hole 5 cm in dimeter in its hull which is 1.5 m below the water line . At what rate in liter per second does water enter ?

A boat strik with under water rock which creates a hole 4cm in diameter in the hull which is 1.2 m below the water line. At what rate in litre per second dose water enter?

A boat strik an under water rock which rock which is 2.0 m below the water line. How much water in litre will enter the boat in 1 minute? (use g =10 ms^(-2) )

Water is flowing at the rate of 5 km per hour through a pipe of diameter 14 cm into a rectangular tank which is 25 m long and 22 m wide. Determine the time in which the level of water in the tank will rise by 21 cm. (take pi = 22/7)

A pitot tube dipped in a river and its gauge indicates 5cm of water column .What is the velocity of flow of water in the river?

Water is flowing at the rate of 15km/hour through a pipe of diameter 14cm into a cuboidal pond which is 50m long and 44m wide.In what time will the level of water in the pond rise by 21cm?

There is some water in a cylindrical vessel of diameter 11 cm . A solid cube of side 5.5 cm is dropped into the water , which immersed completely in the water . Find the increase in the height of surface of water in the vessel.

A vessel whose bottom has round holes with a diameter of d=0.1mm is filled with water. The maximum height of the water level h at which the water does not flow out, will be (The water does not wet the bottom of the vessel). [ST of water=70 "dyne"//cm]

A body is floating in water with 3/5th of its volume below the water surface. What will be density of the body?