Pumps are rated by itsmaximumO a. pressure,speed andflow.O b. output flow and speedin rpmO C. Operating pressureand output flowO d. pressure and speed

Pumps are rated so that the standardization of the performance of the pump can be done on the basis…

Answered: Pumps are rated by its maximum O a.…

Pumps are rated by its maximum O a. pressure,speed and flow. O b. output flow and spee in rpm O C. Operating pressure and output flow С.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 10RQ: The seasonal energy efficiency ratio (SEER) includes the energy used in the _____and _____cycles.

See similar textbooks

Related questions

Q: pump has a specific speed of 45 and 600rpm when it delivers 0.01m3/s. Find the head developed by the…

Q: b. Explain steady state energy equation based on centrifugal pumps. How the losses affect the…

A: STEADY STATE EQUATION BASED ON CENTIFUGAL PUMP :- mh1+v122+gz1=mh2+v222+gz2+Wwhere, m: mass flowh1:…

Q: With the aid of a simple drawing explain how a single stage piston pump works.

A: Single stage piston pumps or reciprocating pumps consists of piston cylinder arrangement with two…

Q: Explain the working principle and applications of centrifugal pump, turbine, gear and axial flow…

A: Centrifugal pump: A centrifugal pump includes imparting energy to the fluid through a centrifugal…

Q: Derive Bernoulli’s equation for fluid flow from fundamentals. Give two following examples of this…

A: Consider a liquid flowing through a pipe as shown in Fig. Let the pipe be filled with the liquid and…

Q: 1. DISCUSS THE DIFFERENCE BETWEEN A SERIES & PARALLEL PUMP 2. WHAT ARE THEIR COMMON ADVANTAGES &…

Q: What is the difference between centrifugal pump and reciprocating pump ? Give at least eight points.

A: Following is the comparison between the centrifugal pump and the reciprocating pump : Centrifugal…

Q: Head developed by a centrifugal pump is. Select one: O a. Proportional to diameter and speed of…

A: Objective: To determine the head develop by a centrifugal pump

Q: a radius r before emptying into a holding tank. What is the difference in pressure between the water…

Q: 1. If wind speed doubles, the power output of the turbine will increase by a) 8 times

Q: Motion of a liquid in a volute casing of a centrifugal pump is an example of. Select one: O a.…

A: Volute Casing

Q: A pump is to deliver 80 galloons/min of water 60°C with discharge pressure of 1000 kPag. Suction…

Q: The initial condition of air in an air compressor is 99 kPa and 30 deg. C and discharges at 438 kPa.…

Q: A centrifugal pump equipped with a variable frequency (speed) drive running at 3500 rpm is…

Q: etermine the specific speed by a pump delivering 5gpm when running at 1350 rpm if the head required…

Q: A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal…

A: Option (c) manometric head

Q: Prototype of a mixed flow mini heart support pump at n1= 11000 rpm the manometric pressure height is…

A: Given data: Calculate the density of the fluid as follows:

Q: A turbine develops 10 MW under a head of 25 m at 135 rpm. a) What is the specific speed? b) What…

A: Data given- P = 10 MW = 10 × 103 kW H = 25 m N = 135 rpm For b) & c) H2 = 20 m

Q: Draw the different cases for the inlet and outlet velocity triangle for centrifugal compressor. Also…

Q: discharge velocity is 29 m/sec and 120 mm water gage. The suction pressure is 84.06 mm water vacuum…

A: Handwriting.jpg

Q: 2.) For a given centrifugal pump, if the speed of rotation of the impeller is cut in half, how does…

Q: A centrifugal pump rotating at 1500 rpm with specific speed of 88 at a head of 15000 mm. Calculate…

Q: If a certain centrifugal pump generates 50 meters of head pumping water with a 1.0 specific gravity,…

A: GivenH=50mS.Gw=1S.G=1.82

Q: The static head of a centrifugal pump is equal to the of suction head and delivery head. O a Sum Ob.…

A: Answer: Option A The static head of the centrifugal pump is equal to the Sum of the suction head and…

Q: A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal…

A: Answer: Option (a) A centrifugal pump will start delivering liquid only when the pressure rise in…

Q: Draw the different cases for the inlet and outlet velocity triangle for centrifugal compressor. Also…

A: Given: Centrifugal compressor To Find: Velocity triangles with and without slip

Q: A gear pump has a 75-mm outside diameter, a 55-mm inside diameter, and a 30-mm width. If the actual…

Q: A three stage pump delivers 2.66 m3/s against a head of 200 m with a speed of 2000 rpm. Find the…

A: Given data Discharge = 2.66 m3/s Head = 200 m Speed = 2000 rpm We have to find specific speed of…

Q: Pumps are rated by its maximum O a. Operating pressure and output flow only O b. pressure and speed…

Q: A centrifugal pump is require net pressure of 4 kg/cm2. Dete required by the pump, if its o- gravity…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: n terms of speed of the impeller N, discharge Q and change in total head H, through the machine, the…

Q: 5.29 Determine the specific speed of the following centrifugal pumps: (a) A single-stage pump…

A: Given:a) N=1450 rpmH=12.8 mQ=15 L/s =15*10-3 m3/sb) n=2N=1450 rpmH=24 mQ=25 m3/h =0.0069444 m3/s

Q: the piston travel, for an engine

A: To find :- Piston travel

Q: a pump at 1750 rpm delivering 600 rpm aganist a total head of 200 tt. change in the filling system…

Q: Q2. Two centrifugal pumps are connected in series in a given pumping system. Plot total head Ah…

Q: In an external gear pump, if the delivery rate is 8 cm3/revolution, the prime mover's speed which…

A: Given data: Q = 8 cm3/revolution N = 2900 rpm Need to determine the pump delivery in terms of liters…

Q: A single suction centrifugal pumps delivers 25ft3/s of water at a head of 12m and running at 650rpm.…

Q: Motion of a liquid in a volute casing of a centrifugal pump is an example of Select one: O a. Radial…

A: A fluid flow in which fluid mass rotates with the help of external force or torque is known as…

Q: Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is

A: Given; For a pelton wheel with a given water jet velocity, The max. output power from the pelton…

Q: e. Drawing the velocity diagrams at the inlet and exit of a centrifugal pump impeller.

Q: A fan can deliver a total pressure of 474 mm of water gage. The boiler requirement is 90,667 m^3/hr…

A: Pressure head states that the change in pressure of water will be equal to the change in head…

Q: 4) Variable displacement pumps change the output flow by a) changing either the pumps rpm and/or…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Plot the variation of pressure with area for four different pump speeds.

A: There is always an uneven flow in an elbow. When it is installed at the suction inlet of the…

Q: 1. Explain detail about centrifugal compressor i) Working principle of centrifugal compressor ii)…

A: A Centrifugal compressor is a Mechanical device that compressed the low-pressure fluid into the…

Q: The supere at a speed on a surface

Q: 13. It is known that the volumetric efficiency of a certain piston pump of unknown displacement is…

Q: Derive the express

A: Specific Speed Of Turbine

Q: A centrifugal pump rotating at 1500 rpm with specific speed of 88 at a head of 15000 mm. Calculate…

A: Hydraulic machines deals with hydraulic energy such that the machine converts hydraulic energy into…

Concept explainers

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.

Question

Pumps are rated by its
maximum
O a. pressure,speed and
flow.
O b. output flow and speed
in rpm
O C. Operating pressure
and output flow
O d. pressure and speed

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

VIEW

Step 2

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, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A 20-KW motor with 80% efficiency drives a centrifugal pump delivery 0.08m3/sec against a head of 20m. Determine the pump efficiency
In centrifugal pumps, maximum efficiency is obtained when the blades are(A) Straight (B) Bent forward (C) Bent backward (D) Radial
In an external gear pump, if the delivery rate is 8 cm3/revolution, the prime mover's speed which is connected to the pump of with 2900 rpm,Determine The pump delivery in terms of litres per minute is
A pump discharges 50 tons of water per hour to a height of 8 m, overall efficiency of the pumping system being 69%, what is the input and output power?
A jet of water with a velocity of 30 m/s impinges on a series of canes moving at 12 m/s at 30 to the direction of motion. The cane angle at outlet is 162 degrees to the direction of motion Complete (i) the cane angle at inlet for shochless entry and the efficiency of power transmission.
4. A centrifugal pump has r2 = 9 in., b2 = 2 in., and 2 = 35 and rotates at 1060 rev/min. If it generates a head of 180 ft, determine the theoretical (a) flow rate, in gpm; and (b) horsepower. Assume near-radial entry flow. a. flow rate Answer : _______________ gpmb. water horsepower Answer : _______________ HP
The theoretical pump power requirement to maintain a certain fluid flow is 1800 W. If the pump is working at 68% efficiency, how much power must the pump be able to supply at the minimum?
One industry has bought 4 centrifugal pumps. For each pump, the maximum total head is 25 m, and maximum discharge is 20 L/s, 30 L/s, 40 L/s, and 50 L/s, respectively. By using these pumps, how can 130 L/s discharge be achieved? – Explain. • Draw respective diagram(s) for this mechanism
a. the turbine power in kW b. the available head in meters c. The head water elevation in meters
(a) the total dynamic head (TDH) in meters (b) the water power (WP) in kW (c) the pump mechanical efficiency (%) if the power input to the pump is 15hp
If a pump requires a minimum of 2.75 m of NPSHA, how high can the centerline of the pump be located above the top of an open tank that supplies 27 C water to the pump? The barometer reads an average of 732 mmHg throughout the year. The tank is 1.82 m high. The pipe friction is 0.7 m and the velocity is 1.22 ?/? .
ASAP A centrifugal pump that is used in pumping water to a tank operates at a rate of 1 gpm. The pump is driven directly by an electric motor with an input power of 1.5 hp running at a speed of 1700 rpm. The total head loss of the system is 10 m. If the motor drives the pump at 2200 rpm, what is the rate of flow of the pump?