The air surrounding the earth Possess some weight. Due to its weight, the air exerts some pressure on the surface of the earth. This pressure is known as

Related MCQs

• An inverted triangular plate is having base parallel to water surface with width 1.6 m and height 2.10 m. It is submerged in water in such a way that its base is 1.0 m below free surface. Find total pressure.
• Whenever a liquid (such as water, oil etc.) is filled in a vessel, it exerts force at all points on the sides and bottom of the container. This force per unit area is called
• When the free surface of a stream is in contact with the atmosphere and the flow is flowing due to gravitational force and atmospheric pressure, it is called
• When the free surface of a stream is in contact with the atmosphere and the flow is flowing due to gravitational force and atmospheric pressure, it is called pipe.
• When pressure is measured with reference to atmospheric pressure, but it is below atmospheric pressure, it is known as
• A circular plate 2.5 m diameter is immersed in water with its greatest and lowest depth below the free surface being 3.0m and 1.0m respectively. Find the position of centre of pressure
• The force exerted by a statue fluid on a surface either plane or curved when the fluid comes in contact with the surface is called,
• The force exerted by a statue fluid on a surface either plane or curved when the fluid comes in contact with the surface.
• ____________ is defined as the ratio of the weight density (or density) a fluid to the weight density (or density) of a standard fluid.
• When pressure is measured with reference to absolute zero pressure it is known as