Answered: The head developed by the centrifugal…

The head developed by the centrifugal pump is 40 m while operating at the speed of 750 rpm. If the rated capacity is given as 50 cumec, what is the specific speed of centrifugal pump?

Sustainable Energy

2nd Edition

ISBN:9781337551663

Author:DUNLAP, Richard A.

Publisher:DUNLAP, Richard A.

Chapter18: Energy Storage

Section: Chapter Questions

Problem 4P

See similar textbooks

Related questions

Q: A mountainous area was planned to be surveyed as shown below. The difference in elevation of line NO…

A: W = 394 g = 0.394 Kg

Q: Determine the spacing of vertical stirrups near the left support of the "L"(m) beam loaded as shown…

Q: SITUATION. A 4-m long beam is fixed at the left end and is supported by a spring at the right end.…

Q: 1200 N 800 N/m -8m. The vertical support reaction at fixed support 1:7600 N 2:5000 N 3:4000 N 4:0 N

A: Given data in question UDL POINT load Span member length To find out Vertical support reaction

Q: 1. In each case, draw the shear and moment diagrams for the beam. 4 kN/m 4 kN/m --15m+ -3 m +1.5 m

A: Note: As per bartleby guidelines, if questions are not interlinked multipart type questions can be…

Q: Design a rectangular tied column with the long side equal to two times the length of the short side.…

A: Given :

Q: central station O. Four surrounding points A, B, C and D were observed. Angle AOB 63°25’, BOC…

A: AOB 63°25’, BOC 55°45’, COD, 29°15’ and DOA 31°10 MPV of BOC is nearest to 55°45' Option a is…

Q: (a) Mass of jar with cone and sand (before use) = 4950 g, (b) mass of jar with cone and sand (after…

A: Given data in question Mass of jar before and after use Mass of soil Densityof sand To find out…

Q: 7. An angle ISA 150 x 75 x 10 mm thick, steel tension member is connected by its long leg to a 10 mm…

Q: A vertical retaining wall 8.8 meters high retains a horizontal backfill having the following…

Q: The torsional assembly consists of solid 1.5 in. diameter aluminum [G = 4,000 ksi] segments (1) and…

Q: Determine the density, weight density, and specific volume at a depth of 8000m from the surface of…

Q: maximum value for the load R.

Q: A vertical retaining wall 6.1 meters high retains a horizontal backfill having the following…

A: Given data in question Specific gravity Void ratio Water content Water table Friction angle To…

Q: (Design Of Steel Structures) 4. Beam ISLB 500 at 750N/m carries total factored uniformly…

A: Design connection

Q: A strechy material with a spring constant of 48 N/m is stretched 3.5 cm from its equilibrium length.…

A: This question is from engineering mechanics Value of spring constant is 48 Newton per metre…

Q: Question- If the effective plan area of a warehouse is 54 sq m, and maximum height of piles…

A: given- Area of warehouse-A=54 m2maximum height of piles=270 cm

Q: For the beam and loading shown, (a) Use discontinuity functions to write the expression for w(x).…

Q: tory system so that blood detours, through the vein, around an occluded coronary artery segment. Why…

A: Endoscopic vein harvesting is commonly used to extract the saphenous vein. A heart-lung machine is…

Q: A post-tensioned bonded concrete beam has a prestress of 1560 kN in the steel immediately after…

A: It is given that :

Q: Part 1 If the resultant passes through B, the original system must be equivalent to the new system…

A: Given data:- Given the diagram shown in the figure,

Q: A 1016 mm P 25 mm 330 mm 25 mm 254 mm A 12.5 mm

Q: Calculate horizontal deflection at point C in the following frame using unit load method. Take EI =…

A: ##Calculation of Horizontal Deflection of point C#### Using Unit Load Method###

Q: Using equation 6.14, determine the vertical stress (Aoz) increase below the center of paded area at…

A: Given Area = 6.35*3.35m^2 Depth 2m,4,6,8,10m q= 225kn/m^2 Calculate stress at different different…

Q: answer this: determine the deflection at point D i knm3/EI

Q: The square ftg shown below must be designed to carry a 294kN load. Use terzaghi's bearing capacity…

Q: For the beam and loading shown, (a) Use discontinuity functions to write the expression for w(x).…

A: Given: A cantilever beam Required : (a) Use discontinuity functions to write the expression for…

Q: A block of birch wood floats in oil with 86.5% of its volume submerged. What is the density of the…

A: Asked: To determine the density of the oil in which the given birch is submerged. Given: Percent…

Q: 1200 N 800 N/m 8m -8m- The vertical support reaction at fixed support

A: Free body diagram :

Q: Determine (i) density, (ii) weight density, and (iii) specific volume at a depth of 8000m from the…

A: Given: Depth Pressure Density at surface Bulk modulus To find: Density Specific weight…

Q: A normally consolidated clay layer 5.86 m. thick has a void ratio of 1.10. Liquid limit is equal to…

A: Given data in question Depth Void ratio Liquid limit Average stress Increased stress Pre…

Q: A water tank has the form of a frustum of a cone with diameters of 2 m at the bottom, 3 m at the top…

Q: Q2/ The rectangular beam 350x500mm (shear force and torsional moment diagram) shown below having…

Q: MA = 70 kN·m, w = 20 kN/m, MB = 44 kN·m. Label all significant points on each diagram and identify…

Q: 1. Determine the following: If w₁-5 kN/m and w₂ = 7 kN/m. Est = 210 GPa, b = 50 mm and h = 150 mm.…

A: Solution-

Q: A solid circular shaft has been subjected to a pure torsion moment. The ratio of maximum shear…

Q: → The diameter of a pipe carrying oil (s=0.92) changes gradually from 400 mm at A to 600 mm at B.…

A: Given data in question Diameter Pressure Discharge To find out Direction of flow Frictional…

Q: indicate the final answer in 3 decimal places.

Q: Check the adequacy of the column shown by red colour with 200UC52.2 section. The material is 300…

A: For 300plus Fy = 300N/mm2

Q: A hot pie that was cooked at a constant temperature of 325° F is taken directly from an oven and…

Q: The single-angle tension member shown is made up of ASTM A36 with one line of 4-in. diameter bolts…

Q: SITUATION. A 35kg disk rests on an inclined surface for which us=0.20 W P A B C 0 Zoom image…

Q: Estimate the average blood pressure in a person's foot if the foot is 1.49 m below the aorta, where…

Q: A consolidated-undrained test on a normally consolidate clay yield the following results: Confining…

Q: Can desalination also be added in the process? And if so, on which part? Thank you

A: Any method that removes excess salts and other minerals from water is known as desalination.

Q: SITUATION. A stone weighs 7 N when immersed in water and 8 N when immersed in alcohol having a…

A: Given data in question Weight in water and alcohol Specific gravity Unit weight of water To find…

Q: The activities, duration, and cost under normal and accelerated crashed conditions for a network…

Q: P C L-4 314 L

Q: assume the section and use transformed - Area method to compute their flexural stresses for the…

Q: QI) Knowing that the coefficient of friction between the 25-kg block and the incline is , = 0.25,…

A: Given:- weight=25 kg coefficient of friction=0.25 To find:- a) smallest value of P b)the…

Concept explainers

Storm Sewers and Detention

The storm drains system transports rainwater or stormwater and other runoff from roads, parking lots, and roof downpipes directly to nearby creeks, rivers, or the sea without any treatment.

Question

The head developed by the centrifugal pump is 40
m while operating at the speed of 750 rpm. If the
rated capacity is given as 50 cumec, what is the
specific speed of centrifugal pump?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1 Specific speed of centrifugal pump

VIEW

Step 2 Substitute values

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

A rectangular channel having a width of 3 m. carries water flowing at a rate of 20 m3/s. If the depth of water in the channel is 1.2 m., compute the critical kinetic energy in meter. a. 1.290 b. 0.480 c. 0.825 d. 2.567
The water system in an urban area consists of an old 200 mm pipeline 750 m long which conveys water from a pump to a reservoir whose water surface elevation is 105 m higher than the pump. Water is pumped at a rate of 70li/sec. Determine the horsepower saved by replacing the old pipe with a new 25 cm pipe. Assuming f=0.033 and 0.022 for the old and new pipe respectively. Neglect other losses except frictional loss.
a centrifugal pump discharges 300 gpm against a head of 55 ft when the speed is 1500 rpm. The diameter of the impeller is 15.5 in. and the brake horsepower is 6.0. a. determine the efficiency of the pump. b. what should be the speed of the geometrically similar pump of 15 in. in diameter running at a capacity of 400 gpm?
A 20 cm centrifugal pump delivers 13.2 lps at a head of 45 m when running at a speed of 1350 r.p.m. A similarly designed pump of 15 cm size runs at the same speed . What are the most likely values of discharge and delivery head serviced by this second pump ?
A certain centrifugal pump was tested and its performance curves can be approximated as follows: H = 340 - 1.2(Q2), in feet BP = (0.0521Q3) + (1.25Q2) + (11.042Q) + 134.5, in horsepower where Q is in ft3/s. If a single pump is used to deliver water of a system which requires a total of 8 ft3/s, what is the efficiency of the pump (in %)? Take the specific weight of water to be 62.4 lbf/ft3.
A plant has installed a single suction centrifugal pump with a discharge of 68 m3/hr under 60 m head and running at 1200 rpm. It is proposed to install another pump with double suction but of the same type to operate at 30 m head`and deliver 90 m3/hr. What must be the impeller diameter of the proposed pump if the diameter of the existing pump is 150 mm?
A certain centrifugal pump was tested and its performance curves can be approximated as follows: H = 340 - 1.2(Q2), in feet BP = (0.0521Q3) + (1.25Q2) + (11.042Q) + 134.5, in horsepower where Q is in ft3/s. a. If a single pump is used to deliver water to a system which requires a total of 8 ft3/s, what is the efficiency of the pump (in %)? Take the specific weight of water to be 62.4 lbf/ft3. b. If two of these pumps are connected in series to deliver water to a system whose head requirement is 615 ft, what will be the operating discharge rate in ft3/s of either pump? Assuming the head is equally divided between the two pumps, what is the efficiency of either pump (in %)? Take the specific weight of water to be 62.4 lbf/ft3.
A small pump serving as model, when tested in laboratory using water at 3,600 rpm, delivered 3.0 cfs at a head of 125 ft. If the efficiency of this model pump is 84 %. Predict the horsepower input to the prototype pump if it is to develop the same head as model pump and the model pump has a scale ratio of 1 : 10. Assume the efficiency of the prototype pump is 90 %.
A vertical circular stack 30 m high converges uniformly from a diameter of 6 m at the bottom and 4.5 m at the top. Gas with a unit weight of 0.12 Nper cubic meter enters the bottom of the tank with a uniform velocity of—assume values with decimals between 3 to 4 m per second—enters thestack. The unit weight increases by 7.5 percent every 2 meters. Find the velocity of flow at every 5 meters along the stack. Please add the figure , thank you!
An agricultural land install a pump with a 218mm diameter suction pipe and a 200mm diameter discharge pipe. Respectively each pressure reads 1.12 bars and 0.96 bars. The water flow measured 12.500 liters/min.at normal temperature. Calculate the following: 1. Head at the discharge side, m 2. Velocity Head. m 3. Total Head of the pump, m
The two-lobe rotary pump moves 0.145 gal of a coal slurry in each lobe volume Vlobe. Suppose the volume of fluid confined between two gear teeth is 0.350 cm3 . How much fluid volume is pumped per rotation?
PROBLEM 5: A turbine, located at an elevation 255 m below that of the water surface at intake, carries a flow of 3.5 m^3/s. The head loss in the pipeline leading to it is 10 m. Find the horsepower delivered by the turbine if its efficiency is 92%. (746 watts = 1 HP). Illustrate the problem and show your complete solution.