This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Most Economic Circular Section – 2”. 1. Estimate the hydraulic depth for a most economical circular channel section in case of maximum velocity. a) 0.2D b) 0.3D c) 0.4D d) 0.5D 2. What is the value of θ in a most economical … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Most Economic Circular Section – 1”. 1. Estimate the wetted perimeter of a circular channel having radius R and depth d, if the angle subtended at the centre is Ɵ. a) RƟ⁄2 b) RƟ c) 2RƟ d) 3RƟ 2. Calculate the wetted … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Most Economic Trapezoidal Section”. 1. Determine the top width length of the most economical trapezoidal channel section having depth y and side slope Z. a) b) c) y d) 2y 2. Estimate the hydraulic radius of the most economical trapezoidal channel section … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Most Economic Rectangular Section”. 1. For a channel to be economic which of the following parameters should be minimum. a) Wetted perimeter b) Wetted area c) Section factor d) Hydraulic depth 2. A rectangular channel section has depth y and width B, … Read more
This set of Tricky Fluid Mechanics Questions and Answers focuses on “Manning’s Equation – 2”. 1. The area of a circular section which is running half full is 19.625m2 and the value of the chezy’s constant is 60. a) 0.019 b) 0.020 c) 0.021 d) 0.022 2. A circular section which is (3/4)th full is … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Manning’s Equation – 1”. 1. A rectangular channel is having depth 2m and width 3m, bed slope of 1 in 700. The value of manning’s roughness co efficient (n) is 0.06, estimate the discharge through the channel. a) 2.42m3⁄s b) 3.42m3⁄s c) … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Chezy’s Equation”. 1. Calculate the discharge through a channel having a bed slope 1 in 1000, area 12m2, hydraulic radius of 1.2m and Chezy’s constant being equal to 50. a) 17.98 m3/s b) 18.98 m3/s c) 19.98 m3/s d) 20.98 m3/s 2. … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Geometrical Properties of Trapezoidal Section”. 1. What is the total wetted area of a trapezoidal section of depth y base B and side slope Z? a) Z(B+Zy) b) y(B+Zy) c) Zy2 d) Zy 2. Estimate the wetted perimeter of a trapezoidal section … Read more
This set of Advanced Fluid Mechanics Questions and Answers focuses on “Geometrical Properties of Triangular Section – 2”. 1. Determine the Hydraulic depth for a triangular channel having side slope of 1H:3V and depth 15m. a) 30m b) 15m c) 7.5m d) 3.75m 2. Calculate the Hydraulic Radius for a triangular channel having side slope … Read more
This set of Fluid Mechanics Multiple Choice Questions & Answers (MCQs) focuses on “Geometrical Properties of Triangular Section – 1”. 1. What is the wetted area for a triangular channel having depth y and the side slope being Z? a) Zy2 b) 2Zy c) Zy d) Z2 y 2. Calculate the wetted perimeter of a … Read more
