Hydraulics Questions

• For a long pipe, the head loss
• If the Mach number for a fluid flow is less than 1, the flow is
• The minimum specific energy of flow of water in open channel is : (where hc is the critical depth)
• Orifice-meter is used to measure
• The pressure variation along the radial direction for vortex flow along a horizontal plane is related by
• A water tank partially filled with water is being carried on a truck moving with a constant horizontal acceleration. The level of the water
• In a venturimeter, the divergent cone is kept
• In flowing liquids pitot tubes are used measure
• The upper surface of the weir over which water flows, is known as
• The instrument used for measuring the velocity of flow, is known as
• The acceleration f required to accelerate a rectangular tank containing water horizontally so that the slope of its free surface is 45°, is
• The ratio of inertia force of a flowing fluid and the viscous force of the liquid is called :
• For mountaneous regions having steep slope, wagons for carrying liquid are made with bottom
• If L, D and f are the length, diameter and coefficient of friction of a pipe, the ratio of the areas of the pipe A and nozzle a, to transmit maximum power, is
• Water belongs to
• The discharge through a V-notch weir varies as
• The discharg formula Q = Cd 2gH x A is used for rectangular
• For a most economical rectangular channel, the hydraulic mean depth, is equal to
• Flow of water in pipes of diameter more than 3 metres, can be measured by
• Energy equation is usually applicable to