360891 An open water barrel stands on a table of height \(h\). If a small hole is punched in the side of the barrel at its base, it is found that the stream of the water strikes the ground at a horizontal distance \(R\) from the barrel. The depth of water in the barrel is
360891 An open water barrel stands on a table of height \(h\). If a small hole is punched in the side of the barrel at its base, it is found that the stream of the water strikes the ground at a horizontal distance \(R\) from the barrel. The depth of water in the barrel is
360891 An open water barrel stands on a table of height \(h\). If a small hole is punched in the side of the barrel at its base, it is found that the stream of the water strikes the ground at a horizontal distance \(R\) from the barrel. The depth of water in the barrel is
360891 An open water barrel stands on a table of height \(h\). If a small hole is punched in the side of the barrel at its base, it is found that the stream of the water strikes the ground at a horizontal distance \(R\) from the barrel. The depth of water in the barrel is