he mechanical efficiency of a machine is defined as the ratio of the output of useful power produced  by the machine to the input  of power supplied to the machinel

Q: Determine shear stress in the shaft.

A: Given; A driving motor transmit power ,P= 45 kWAt a speed,N=450 rpmIf teh diameter of the shaft,d=30...

Q: Example 5 The total mass, wing area, cruising speed, and air resistance power of a small aircraft ar...

A: Givenm=1800kgA=42m2V=280 km/hr =280×1033600=77.78m/sPa=190kWH=4000m

Q: Use the method of members to find the components of the forces acting on the frame with P=750N and Q...

A:

Q: standard vapor compression system produces 20 tons of refrigeration using r-12 while operating betwe...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts f...

Q: For the beam with FBD shown in Figure 2, what is the expression for the bending moment M in terms of...

A: Given

Q: Two concentric spheres of diameter D = 0.8 m and D2 T1 = 410 K and T2 = 300 K. = 1.2 m are separated...

A: As per our guidelines we are supposed to solve only 3 subparts if multiple subparts are asked . Kind...

Q: Polycarbonate bars (1) and (2) are attached at their lower ends to a slider block at B that travels ...

A: Find the force in each rod and vertical deflection of point B.

Q: The shovel load has a mass of 1.65 Mg and a center of gravity at G. All joints are pin connected. D...

A:

Q: 6. 308 Moles of He has pressurized to 17167kPa at 20*C cylinder 20cm diameter at 1m^3 20*C water ba...

A: Given: Number of moles of He→n=308 mol Temperature of the He→T=20°C=293.15 K Diameter of the cylinde...

Q: 3. A motor A delivers 3000 hp to the shaft at 1500 rev/min, of which 1000 hp is removed by gear B an...

A:

Q: The normal stresses at a point in a steel member are o, = 8 ksi, a, = -4 ksi, and a, = 10 ksi. Using...

A:   Given Data: Poisson's ratio, v=0.3 Elastic modulus, E=29x103 ksi

Q: Explain the different experimental methods that would relate stress with strain to determine the str...

A: Stress is the ratio of load acting on a cross-section to the area of cross-section. It is usually re...

Q: Oil (SG=0.82) entering a pump through an 8-inch diameter pipe at 4 psi has a flow rate of 3.5 cfs. I...

A: Given      Flow rate, Q = 3.5 cfs Specific gravity = 0.82      Pressure, P1 = 4 psi                 ...

Q: A thin rod initially lies at rest along the x axis with one end at x = -1.7 m and the other end at x...

A: Density function,λ(x)=0.6x4+3.6x2Now,Mass of rod,m=∫-1.72.3dmm=∫-1.72.3λ(x).dxwhere,dx is length of ...

Q: 8.5 The material of Problem 8.4 is subjected to an additional shearing stress of 10 MN/m. Determine ...

A: 8.6 Given: The direct stress in direction 1, σ = 45 MN/m^2 The direct stress in direction 2, σ = 75 ...

Q: True or False? The double-offset plunging-style CV joint uses a cylindrical outer housing with strai...

A: Double-offset plunging style CV joint :

Q: 8.7 At a point in a material under stress, there is a compressive stress of 200 MN/m and a shear str...

A:

Q: 'hy is it important when assessing indoor air quality to re arameters of the turbulence model as use...

A: introduction The structure gives asylum to live and most individuals invest their 85-90% energy insi...

Q: e transfer function of figure 1.3 for the given values, add the BODE diagram and Fos graph. Kl=1 N/m...

A:   (1 ) The laplace change of out-put to the laplace change of contribution at zero starting circumst...

Q: A duct of rectangular cross-section 600mm X 400mm carries 90 m3/min of air having a density of 1.2 k...

A: Given data  Rectangular Cross-section of duct = 600 mm * 400 mm discharge = 90 m3/min density = 1.2 ...

Q: The 200 N lamp shown above is supported by two steel rods connected by a ring at A. Determine which ...

A: Given:Weight of the lamp, W=200 Nθ=60odAB=12 mmdAC=10 mm

Q: The number of pups in wolf dens of the southwestern United States is recorded below for wolf dens: 5...

A:

Q: A large plate of aluminum alloy 2024-t6 5.0 cm thick at a temperature of 250°C is exposed to a mediu...

A:

Q: A pumped fluid distribution system is being designed to deliver 400 gal/min of water to a cooling sy...

A: Write the given data. Q=400 gal/min

Q: An aircraft travelling at 600 km/h accelerates steadily at 10 km/h per second. Taking the speed of s...

A:

Q: 132 For the wide flange beam subjected to the 12 indicated shear force V, determine the y transverse...

A:

Q: A 1018 steel wedge will be created with Sy = 63 Kpsi and a factor of safety of 1.5. The axis where t...

A:

Q: 1)State the order of each of the following differential equations b) y'' + 2y" + y'=0

A: Answer: The order of given differential equation ( y"'+ 2y" + y' = 0 ) is 3.  

Q: A single plate friction clutch with both sides of plate being effective is used to transmit power at...

A: We have, Number of effective sides of plate, n=2, Speed of engine, N=2000 rpm, Outer radius of clutc...

Q: An 11,300 kg/hr of water enters a cooling tower at 45°C. Atmospheric air at 16°C and 55% RH enters t...

A: Mass water evaporated =Mdryair×(w2-w1)w1=specific humidity at 16°C & 55% RHw2=specific humidity ...

Q: Find the circulation of the following velocity field along the following path: V = (x-y)i + xyj alon...

A:

Q: The uniform dresser has a weight of 91 lb and rests on a tile floor for which 4 = 0.25 If the man pu...

A:

Q: Q5/ A solar concentrator provides a heat flux of 8000 W/m? to heat a 10 mm plate on one side. The ot...

A: Answer: Heat flux , q= 800     w/m2 Length  of plate, L= 10mm = 0.010 m convertion Heat transfer coe...

Q: The coefficient of friction is 0.30 under block B, and 0.25 under block S in the system below.Determ...

A: Draw the free-body diagrams of blocks B. Apply force equilibrium. T1-mBg45-μmBg35=0T1=mBg45+0.3mBg3...

Q: Outside air at 15°C and 20% relative humidity is admitted at a volumetric rate of 15m³/min into an a...

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for...

Q: A 60 kg spy is trapped in an underground bunker and the only way she can get out is by climbing up a...

A:

Q: Determine by direct integration the moment of inertia of the shaded area with respect to the y axis ...

A:

Q: 1. Construct the free body diagram for the sphere of mass 60 kg supported by a string shown in figur...

A: Given:To make free body diagram we should keep in mind some points,1. Weight of the body always act ...

Q: STATICS AND STENGITH OF MATERIALS Question: Determine the moment of the force F about: a) Point A. 4...

A:

Q: Q1. Collar A moves at a velocity, V4, to the right. The values of the kinematic parameters are given...

A:

Q: Given is an aluminium block: where E= 70 GPa, v= 0,334 Axis Dimensions, mm Loads (kN) 300 50 (T) 50 ...

A:

Q: Explain with neat sketch, “Galvanizing” heat treatment process

A: As per Given question  We have explain galvanizing heat treatment process 

Q: How would you demonstrate the importance of a controlled instrumentation system in the mechanical en...

A:

Q: Two blocks shown in the figure are released from rest. If the coefficient of friction is µ= 0.45. De...

A:

Q: . Find the width of the belt used it

A: To find width of belt (b)

Q: Determine the value of the viscous damping coefficient c for which the system shown is critically da...

A:

Q: Air at 20 °C and 2 atm absolute pressure enters a finned tube steam heater through a 50 mm diameter ...

A:

Q: The atmospheric pressure on the surface of Mars is only 0.007 bar which is less than 1% of the Earth...

A: Main gas in the atmosphere of mars is CO2 (Carbon dioxide). which is commonly known as a green house...

Q: Using the dimensional and material properties of the steel beams, calculate the natural frequency, Q...

A: Given : To find : natural frequency and time period

Q: 2. Determine the forces in members BD, BE, CE and DE in the truss shown below using method of sectio...

A: Given: Total downward force=7×30 kip=210 kip Because it is a symmetric structurehence verticle react...

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.