If one node is observed at a frequency of 1000 RPM, during a whiring of a simply supported long slender rotating shaft. The first critical speed of the shaft in RPM is ______?

Q: A Pelton wheel works under a net head of 300 meters at a speed of 550 rpm developing 5890 kW of shaf...

A: Given that, H=300 m, N=550 rpm, Ps=5890 kWη0=80 %=0.8 ; dD=110 ,  Cv=0.97

Q: The ball ejected horizontally from the tube with a speed of 8 m/s. Find the equation of the path, y ...

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Q: A boiler takes in water at 200 degrees Celsius and 13 MPa (1) and another water at 1.0 MPa (2), and ...

A: At 13 MPa: Saturation temperature→Tsat1=331°C And →hf=1532.43 KJKg and hg=2726.66 KJKg But initial a...

Q: otive power for the experimental 17.9-Mg bus comes from the energy stored in a rotating flywheel whi...

A: Bus mass=17.9Mg=17900kgFlywheel mass=1380kgRadius of gyration =560mmMax speed=3560rev/minv=60km/hr =...

Q: The driveshaft of an automobile is being designed to transmit 234 kw at 3167 rpm. Determine the mini...

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Q: Homework: Draw S.F.Ds and B.M.Ds for the following beams: 12 kN/m 40 kN A В 2 m

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Q: The shaft of a 7 HP lawnmower is 25mm in diameter and rotates at 1200 rpm. Calculate the shear stres...

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Q: Answer clearly and concisely.  how does your computations go when for example all needed info are de...

A:    During solidification, fluid movement is common, which disrupts the above-mentioned solute diffus...

Q: 3. A cantilever beam, made of cold drawn AISI C1025 steel of circular cross section as shown in the ...

A: Given: Rod of small diameter→D=12 inch=0.5 inch Theoritical stress concentration factor→Kt=1.42 Notc...

Q: 6/9 A uniform slender rod rests on a car seat as shown. Determine the deceleration a for which the r...

A: Drawing the free body diagram of the slender rod,  

Q: Define the given terms related to mechanical properties of materials. 1. elastic material 2....

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Q: Suppose an ideally-prepared test specimen in an R.R. Moore rotating beam test has an ultimate streng...

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Q: Given the following data, calculate tl pressure and balance ratios (externa for both externally acti...

A: D=61.8mmB=52.6mmd=49.2mmF=188N To-Find:- Balanced/unbalanced=?

Q: 2. Is the degree of mobility of the hypothetical manipulator kinematic chain equal to the number of ...

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Q: A truck is traveling at 40 mph when the brakes are applied on all of its wheels, causing it to skid ...

A: Given: The initial velocity of the truck is 40 mph. The skidding distance is 33 feet. The weight of ...

Q: Determine the force P that will give the body shown in the figure below an acceleration of 6 ft/s^2....

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Q: 1) if its angular velocity w as a function of angular position 0 is w=0.2-0², where O is in radian, ...

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Q: Gardeners are holding a nozzle at the end of a hose to wash way mud from landscaping. The nozzle exi...

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Q: 1. The wheel starts rotating from rest, 3) if its angular velocity W as a function of angular positi...

A: Given:  r= 0.3m ω=0.3θ3 rad/s

Q: 1-50 A pressure gage connected to a tank reads 500 kPa at a location where the atmospheric pressure ...

A: Given Data Pgauge=500 kPa Patm=94 kPa

Q: flat plate 30 cm by 50 cm slides on oil (μ = 0.8 N⋅s/m2) over a large plane surface. What force is r...

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Q: Which of the three air-conditioning possible systems listed below should be used to maintain the ind...

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Q: 1. Determine the value E and of S, using the 2 % offset rule. 25 Aluminum 15 20

A: Given

Q: As a train accelerates uniformly it passes successive kilometer marks while traveling at velocities ...

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Q: Thex- and y-motions of guides A and B with right-angle slots control the curvilinear motion of the c...

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Q: 5. For the following pin-collected link assembly, link AO is pinned at point O, and moves with angul...

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Q: As the hydraulic cylinder rotates around O, the exposed length l of the piston rod is controlled by ...

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Q: 3) Elements of the lower arm are shown in the figure. The weight of the forearm is 5 lb with mass ce...

A: GivenwG=5lbwA=8lb

Q: Collar A moves in a constant velocity of 900 mm/s to the right. At the instant when 0 = 30°, determi...

A: Angular velocity is the pace at which an item rotates or circles around an axis in time. The Greek l...

Q: An oscillating water sprinkler is operated at point A on an incline that forms an angle ß with the h...

A: Given:  inclination angle→β=15° Initial srinkler water angle from verticle→θ=50° Initial velocity of...

Q: Problem 2. Use INA = I, + Aď² for moment of inertia. %3D For the beam and loadings shown. a. Compute...

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Q: 3/ calculate the moment of the 60N force about point O for the condition 0 30

A: The moment of a force is the product of the force with the perpendicular distance from the point of ...

Q: Please solve and show your solution on a paper with units in every proceedure. Determine the vertic...

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Q: The diagram shows the instant when a long slender bar of mass 4.8 kg and length 1.9 m is horizontal....

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Q: 3. Air in a piston-cylinder assembly expands isentropically from state 1 where T1 = 40 °C to state 2...

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Q: 10.) R-134a is the working fluid in the two stage vapor compression refrigeration system using a dir...

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Q: Please show your complete solution and units. Please write readable. Final answer in two decimal. Th...

A: Given data, 875 kg/m3 Find Answer in lbm/ft3

Q: Give 3 examples of a plastic product or component in which creep and stress relaxation would be impo...

A: When subjected to load, materials exhibit an increasing deformation with time, this is called creep....

Q: Pin A, which is attached to link AB, is constrained to move in the circular slot CD. Knowing that at...

A: Given data Pin A moves in a circular path CDat t=0, velocity of pin A = vA = 0at t=0, acceleration o...

Q: The curve that is traced by the particle as the time progress. is called * tengential O velocity O n...

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Q: The internal energy of a system has component/s _______. *   choose.. Kinetic energy   Potential Ene...

A: In the thermodynamics, thr internal energy of the system is the sum of the kinetic energy and potent...

Q: Explain in your own words: What fluid properties are involved in computing for the Reynolds number? ...

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Q: A rectangular beam 150mm wide by 250mm high carries a uniformly distributed load of 8kN/m and a conc...

A: given; dimension of rectangular beam(b*d)= 150mm*250mmlets take reaction force=R1lets take reaction ...

Q: How many minimum turbines are required to produce 10000 kW power if: - The KE of the wind is conver...

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Q: When a particle moves along a circular path, its acceleration has two components, one is normal comp...

A: Yes .

Q: 1. How to maintain the efficiency of the centrifugal pump ? 2. what is specific speed, and what is i...

A: A hydraulic pump is a device that is used to increase the level of water from the lower head to the ...

Q: Select all temperature-pressure values which indicate SATURATED conditions. 361.54 C and 19 MPa 374....

A: Steam table is used to find saturated conditions of steam with pressure and temperature. 

Q: Determine the time required for a car to travel 9.181 km along a road if the car starts from rest, r...

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Q: 1. The wheel starts rotating from rest, 4) if its angular velocity W as a function of angular positi...

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Q: Determine the length of member AB and its direction by Cartesian position vector from A to B. Fig (1...

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Electrical Motor

An electric motor can be described as an electrochemical machine that transforms electrical energy into mechanical energy. This mechanical energy is utilized to revolve the pump, fan, and impeller, operate compressors and lift bodies. The motors employed in industries operate on 70% electrical load.