Which of the following is the best example of engineering control? A. noise-cancelling headphones

Q: A composite spring consists of a steel close-coiled helical spring and a bronze close- coiled…

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Q: ove: Theorem for composition of accelerations wher convected motion is fixed-axis rotation a, = a, +…

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Q: in a piece of paper draw a vernier caiper indicate its parts and search, read and analyze how to use…

A: The solution is given below:

Q: Q3. Consider a spring-mass-damper system with m 80 kg, c 15 kg/s, and k = 1500 N/m with an impulse…

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Q: Q1/ A copper tube (K =385 W/m.°C ) with ( 30 mm) inner diameter and ( 5 cm) outer diameter is…

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Q: Q: The following beam shows loading by two spate point loads. Find the moment in the beam ? and…

A: Find the maximum stress.

Q: diameter duct is maintained at a constant temperature of 245c by hot combustion gases flowing inside…

A: calculat the lenght by using the following eqation qL=hπdL(Tw-T∞)L=qhπdL(Tw-T∞) ..........(1)here ,…

Q: Assume that there is no friction between the car and the track. The car has a mass of 750 kg. Assume…

A: Given data: m=750 kgg=10 m/s2 Need to complete the table and calculate PE, KE, h, and v at different…

Q: A mixture of 1 kg of oxygen and 2 kg of nitrogen occupies 1.2 m' volume at temperature 300 K.…

A: Mass of oxygen, moxygen= 1 kg Mass of nitrogen, mnitrogen= 2 kg Total volume, V= 1.2 m3 Temperature,…

Q: . Figure Q1(b) shows a steel structure with E = 210 GPa and v= 0.3 under combined loading. The…

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Q: For a short time the bucket of the backhoe traces the path of the cardioid r=25(1−cosθ)ft. The boom…

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Q: Q.1(a) Discuss the principles of overall mechanical energy balance formalism.

A: The overall mechanical energy balance principle is explained by Bernoulli's principle. It states…

Q: Problem 5: Select a lightest American Standard Channel that will safely support a tensile dead load…

A: Given Data The tensile dead load is: R2.5 kN The tensile live load is: R2.0 kN The length of member…

Q: Task 4 A heat pump using refrigerant-134a heats a house by using underground water at 8°C as the…

A: Given: The temperature of underground water, Tw = 8°C The rate of heat loss, Qr = 60,000 kJ/h The…

Q: Q1/ Determine the exit velocity of Air enters a diffuser at (80 kPa, 27°C) and (440 m/s) with a flow…

A: Find the exit velocity.

Q: Q2/ A plane wall (K =17 W/m.°C ) with (60 mm) thick. Both sides of the wall are insulated with ( 2…

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Q: A 100W CPU with a size of 10x 10 cm is cooled at steady state with 25°C water that is pumped through…

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Q: A 2.6-kg sphere S is being moved in a vertical plane by a robotic arm. When the angle 0 is 39°, the…

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Q: 18. How fast is the area A of a rectangle changing when the length L is increasing at 2 cm/s and the…

A: GivendLdt=2cm/sdwdt=-3cm/sL=100cmw=50cm

Q: Problema 3) Dibuje los diagramas de fuerza cortante y momento flector para la siguiente viga. P=40…

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Q: Using Bernoulli's principle, determine the pressure change between the upstream and downstream end…

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Q: A particle is released horizontally from A with initial velocity u as shown. a. prove that the…

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Q: The car is used to scoop up water that is lying in a trough at the tracks.   Determine the force…

A: Find the force needed to pull the car forward.

Q: Justify your point on the question.” Is a Machine a Mechanism and is a mechanism a machine?”

A: Let us first understand the difference between Machine and Mechanism. Mechanism is the part or the…

Q: 3/186 A supertanker with a total displacement (weight) of 140(10®) long tons (one long ton equals…

A: Given DataW=140×103=14×107kgV=2knots=1.029m/sWt=90,000 lb=400339.947 N

Q: A reheat cycle with two stages of reheating is executed, with steam expanding initially from 2250…

A: Given dataCycle with two reheat operationsTurbine inlet conditions = 2250 psia and 1060°F1st…

Q: Air at 20°C blows over a 50 x 75 cm hot plate made of carbon steel (AISI 1010) with 2 cm thickness.…

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Q: If the 5kg block is suspended from the pulley B and the sag of the cord is d = 0.15 m. Draw (FBD)…

A: Let the force in cord ABC be T.

Q: Choose the best answer: 1) Thermoplastics that have not been previously molded are called which of…

A: When heated, they become liquid and then solidify. When a thermoplastic is frozen, however, it…

Q: derived from the Hagen-Poiseuille equation through the introduction of the Reynolds number. What is…

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Q: A large plate of 0.5 m thickness and constant thermal conductivity of k=60 W/m⋅K in which heat is…

A: The unit of e should be in KW/m³ only ofter we can able to find the practical temperature of the…

Q: If a Diesel cycle and Otto cycle have the same initial conditions, the same compression ratio, and…

A: When the piston is at the bottom of its stroke ('bottom dead centre', tdc), the compression…

Q: Q2: The two cables have the same tension T and sum to produce a force T. of 1000 Ib on the pulley.…

A: Find the tension in cable and resultant and its direction from positive x- axis.

Q: A steam power plant operates under a reheat-regenerative Rankine cycle that utilizes 162 MTPH of…

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

Q: Find the area of the shaded region. NOTE: Enter the exact answer. y = x² + 4 A = y = x 4.

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Q: Question 3: A single plate clutch with both sides of the plate effective is required to transmit 25…

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Q: Ic kg wooden b1ock 500mis so mis 30 3 kg bollet travelling at Soomis nits the blocu. It ex's the…

A: Given data: m=3 kgM=10 kgu1=500 m/sv1=50 m/s Need to determine the time required to stop  the wooden…

Q: A reheat cycle with two stages of reheating is executed, with steam expanding initially from 2250…

A:

Q: Example 3.7: For the rectification in previous example, where a benzene-toluene feed is being…

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Q: r the assembly shown in the figure helow, Determine the state int A on the cross section of the pipe…

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Q: An ideal vapor-compression refrigeration cycle that uses refrigerant-134a as its working fluid…

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Q: Find the average grain size for the microstructure. Assuming that the length of each line is equal…

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Q: What could be found equal in both the true and an engineering stress strain curves? Select one: A)…

A: We have to discuss that what could be found equal in both the true and an engineering stress strain…

Q: Q1/ Determine the exit velocity of Air enters a diffuser at (80 kPa, 27°C) and (440 m/s) with a flow…

A: Find the exit velocity .

Q: Please use phase diagram to explain why micro-segregation and macro-segregation happen during…

A: Solidification is basically a phenomenon that plays a great role in developing the diverse…

Q: A thick cylinder 10 cm inner diameter and 17-5 cm outer diameter and closed at the ends is subjected…

A: Internal fluid pressure is known to be applied to a thick cylinder with a 10 cm inner diameter and a…

Q: The roof of a house absorbs a solar radiant flux of 600 W/m", while the underside to the ceiling is…

A: Q= h A ( T2-T1) q= Q/A = h( T2-T1)

Q: Rod OA rotates counterclockwise at a constant angular rate θ˙ = 4 rad/s. The double collar B is…

A:

Q: Q3. Select the suitable process for the following: A. Forming tubes with smaller internal diameters.…

A: A. Forming tubes with smaller internal diameters- tube sinking or free tube drawing.  B. Produce…

Q: Water is the working fluid in an ideal Rankine cycle. Steam enters the turbine at 1400 lbf/in2 and…

A: as per guideline i have to solve only three subpart of your question