The theoretical value of coefficient of contraction of a sharp edged orifice is

Related MCQs

• The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice)
• The value of coefficient of velocity for a sharp edged orifice __________ with the head of water.
• Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is
• The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is
• A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a
• Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by
• The value of coefficient of discharge is __________ the value of coefficient of velocity.
• Coefficient of contraction for an external cylindrical mouthpiece is
• A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be
• An orifice is said to be large, if