A pole standing in a clear water pond stands `1m` above the water surface, the pond is `2m` deep. What are the lengths of the shadows thrown by the pole on the surface and bottom of the pond if the sun is `30^@` over the horizon? `(mu_(water)=4//3)`

A water tank is 20 m deep . If the water barometer reads 10 m at the surface , then what is the pressure at the bottom of the tank in atmosphere ?

A water tank is 20 m deep . If the water barometer reads 10 m at the surface , then what is the pressure at the bottom of the tank in atmosphere ?

A pile 4m high driven into the bottom of a lake is 1m above the water . Determine the length of the shadow of the pile on the bottom of the lake if the sun rays make an angle of 45^@ with the water surface . The refractive index if water is 4/3 .

A pile 4m high driven into the bottom of a lake is 1m above the water . Determine the length of the shadow of the pile on the bottom of the lake if the sun rays make an angle of 45^@ with the water surface . The refractive index if water is 4/3 .

A pile 4m high driven into the bottom of a lake is 1m above the water . Determine the length of the shadow of the pile on the bottom of the lake if the sun rays make an angle of 45^@ with the water surface . The refractive index if water is 4/3 .

A pile 4 m high stands in the lake,such that it protrudes y 1m above the surface of water.Determine th elength of the shadow of the pile on the botton of lake,when the sunrays make an angle of 45^@ with the water surface.Tke refractive index of water, mu=4//3 . .

Green layer is formed over the surface of fresh water pond is palmella stage.