The time taken to empty the tank is independent of Cd but depends only on the height and acceleration due to gravity.

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The discharge rate is independent of the height difference and dependent only on the height.

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A rectangular orifice of 2 m width and 1.2 m deep is fitted in one side of large tank. The easier level on one side of the orifice is 3m above the top edge of the orifice while on the other side of the orifice the water level is 0.5 m below it’s top edge. Calculate discharge if Cd = .64

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Find the discharge through a rectangular orifice 3.2 m wide and 1.7 m deep fitted to a easier tank. The water level in a team is 3.3 m above the top edge of orifice. Take Cd = 0.6

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Find the discharge through totally drowned orifice of width 3.3 m if the difference of water levels on both side of the orifice be 50 cm. The height of water from to and bottom of the orifice are 2.25 m and 2.67 m respectively.

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Find the discharge through a rectangular orifice 2.2 m wide and 1.3 m deep fitted to a easier tank. The water level in a team is 2.5 m above the top edge of orifice.

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The height of water on upstream and downstream side of a submerged weir of 4 m length are 24 cm and 13 cm. If Cd for free and drowned portions are .62 and .78 respectively, find the discharge over the weir.

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The height of water on upstream and downstream side of a submerged weir of 4 m length are 23.5 cm and 14 cm. If Cd for free and drowned portions are .61 and .75 respectively, find the discharge over the weir.

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In discharge of water over narrow crested weir, discharge is directly proportional to the cube root of acceleration due to gravity.

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For discharge over ogee weir discharge is directly proportional to length but for discharge over narrow crested weir it is inversely proportional to length.

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Find the discharge of water flowing over a rectangular notch of 1.5 m length when the constant head over the notch is 275 mm. Take Cd = .60

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Find the discharge over a cipolletti weir of length 1.3 m when the head over the weir is 0.65 m. Take Cd = 0.60.

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Find the discharge of water flowing over a rectangular notch of 1.3 m length when the constant head over the notch is 255 mm. Take Cd = .62

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The head of water over a rectangular notch is 700 mm. The discharge is 200 litres/s. Find the length of the notch, when CD =.63

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The head of water over a rectangular notch is 900 mm. The discharge is 300 litres/s. Find the length of the notch, when CD =.62

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Find the discharge over a cipolletti weir of length 1.5 m when the head over the weir is 0.85 m. Take Cd = 0.61.

asked Jan 30, 2022 in Fluid Mechanics by Charlotte (118k points)

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An Ogee weir 3.4 m long had a head of 40 cm of water. If CD = 0.63 find the discharge over the weir.

asked Jan 30, 2022 in Fluid Mechanics by Charlotte (118k points)

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An Ogee weir 5 m long had a head of 40 cm of water. If CD = 0.61, find the discharge over the weir.

asked Jan 30, 2022 in Fluid Mechanics by Charlotte (118k points)

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In discharge of water over narrow crested weir, discharge is directly proportional to the second power of height.

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What is the reduction in crest length due to each end contraction?

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Which of the following is not a way of classifying based on the shape of opening?

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What is not the way of classifying weir based on the emerging nappe?

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What is not the way of classifying weir based on their shape of crest?

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In Francis empirical expression for discharge, the relation between head of water and discharge is

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In Bazin’s formula, the discharge is inversely proportional to the length of weir.

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In discharge of water over Ogee weir, discharge is directly proportional to the first power of length.

asked Jan 30, 2022 in Fluid Mechanics by Charlotte (118k points)

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