Hydraulics Questions

• The discharge over a Cipolletti weir of length 2.185 m when the head over the weir is 1 m, is
• Hydraulic gradient is equal to difference in water surfaces
• Cavitation is caused by
• A steady uniform flow is through
• Gauge pressure is
• The height of water level in a tank above the centre of a circular hole 2.5 cm in diameter is 50 m. The velocity of water flowing through the hole, is
• In order to avoid capillary correction, the minimum diameter of a manometer used for measuring pressure, should be
• If cohesion between the molecules of a fluid is more than adhesion between the fluid and glass, the free level of fluid in a dipped glass tube will be
• Euler's equation for the motion of liquids assumes that
• Mach number is the ratio of inertia force to
• If u, v, w are the components of the velocity v of a moving particle, the equation represents
• From a nozzle exposed to atmosphere, the liquid jet traverses
• Liquids
• The ratio of the percentagge error in the discharge and percentage error in the measurement of head over a triangular notch, is
• Mercury is generally used in barometers because
• For the most economical trapezoidal open channel,
• Kinematic viscosity of liquids by equation is determined by :
• The velocity distribution of viscous fluid through a circular/pipe is :
• Water displaced by a floating wooden block of density 0.75, 5 m long, 2 m wide and 3 m high, is
• If the forces are due to inertia and gravity, and frictional resistance plays only a minor role, the design of the channels is made by comparing