Mechanical Engineering - Others Questions & Answers
- Q: Find the least value of P required to cause the system of blocks shown in Figure 8.39 to have impending motion to the left. Take = 0.2. Posted one year ago
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- Q: Ammonia (NH) is the active ingredient in many kitchen cleansers. How many atoms are in a. one molecule of ammonia? b. one mole of ammonia? c. 3.40 grams of ammonia? Posted one year ago
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- Q: Determine the forces in all members of truss shown in Figure 7.23. State clearly nature of forces in each members. Posted 10 months ago
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- Q: Find the magnitude and nature of members BC and ED by using suitable method of analysis of truss shown in Figure 7.20. Posted 3 months ago
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- Q: Determine the reactions developed in the double overhanging beam shown in Figure 6.41. Posted 8 months ago
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- Posted 11 months ago
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- Q: Determine the reactions at A and E for the beam shown in Figure 6.17. Posted 5 months ago
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- Q: Some residents have a side of the body that is weaker than the other one. The weaker side of the body should be referred to as the (A) Released side (B) Separated side (C) Ambulated side (D) involved side Posted 2 years ago
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- Q: Two identical rollers, each weighing 400 N, are placed in a trench as shown in Figure 5.32. Assuming that all contact surfaces are smooth, determine the reactions at contact points A, B, C, and D. Posted one year ago
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- Q: A sphere weighing 100 N is fitted in a right-angled notch as shown in Figure 5.27. If all contact surfaces are smooth, determine the reaction at contact surfaces: Posted 4 months ago
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- Q: If you have 2.65 grams of Mg3(PO4)2, how many formula units is this (treat formula units as atoms or molecules)? Posted 2 years ago
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- Q: Determine the magnitude, direction and position of the resultant force with reference to the point A for the non-coplanar force system shown below in Figure 4.16. Posted one year ago
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- Q: Determine the resultant of a system of forces as shown in Figure 4.11, acting on a 40 mm 40 mm size lamina. Each grid is of size 10 mm 10 mm. Determine the x and y intercepts also. Posted 10 months ago
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- Q: ‘Events that are simultaneous in one reference frame are not simultaneous in another reference frame moving with respect to the first.’ Comment. Draw the graph of kinetic energy versus momentum for (i) a particle of zero rest mass; (ii) a... Posted 11 months ago
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- Q: Continuous Beams and One-Way Slabs (50 pts.) This is an Analysis Only Problem: a) For column line 2, use the ACI moment coefficients discussed in class to determine the maximum positive and negative factored moments at the support faces for... Posted 3 months ago
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- Q: Solve the problem of projectile of mass m in a vertical plane by using the Hamilton-Jacobi method. Find the equation of the trajectory and the dependence of co-ordinates on time. Assume that the projectile is fired off at time t = 0 from the origin... Posted 8 months ago
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- Q: A particle of mass m is constrained to move on the surface of a cylinder of radius a. It is subjected to an attractive force towards the origin which is proportional to the distance of the particle from the origin. Obtain its Hamiltonian and... Posted 11 months ago
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- Q: Consider a particle moving in space. Using the spherical polar co-ordinates as the generalized co-ordinates, express the virtual displacements and in terms of and . Consider the motion of a particle of mass m moving in space.... Posted 10 months ago
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- Q: The maximum possible exhaust velocity of a rocket is 2 km/s. Calculate the mass ratio for the rocket if it is to attain the escape velocity of 11.2 km/s. Also calculate the time taken by the rocket to attain this velocity if its rate of change of... Posted one year ago
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- Q: A weight W=25 N is suspended from a spring that has a stiffness k=2000 . The weight vibrates in the vertical direction under a constant damping m force. When the weight is initially pulled downward a distance Xo=15 cm from its static equilibrium... Posted one year ago
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- Q: Given two vectors mc010-1.jpg and mc010-2.jpg. Which of the following is true about the angle between them. Posted 2 months ago
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- Q: Indicate whether each of the following statements about ATP is true or false. Posted one year ago
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- Q: In an undisturbed where the pressure is 14.7 psi and the velocity is 600 fps. What are the velocity, density, temperature, and speed of sound, where the pressure is 13.9 psi? Posted 2 years ago
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- Q: What are the indices for the directions indicated by the two vectors in the sketch below? +2 Direction 1 0.4 nm トーーー0.5 nmt tx Direction 2 Posted 6 months ago
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- Q: Use the electron arrangement interactive to practice building electron arrangements Identify the element that corresponds to the orbital diagram.1s' 252 2p 382 3p O Si O AI O Ne O c 3s廾 2s # is # Create the orbital diagram for sodium.... Posted one year ago
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- Q: A cork floating in a lake is bobbing in simple harmonic motion. Its displacement above the bottom of the lake is modeled by y = 0.2 cos 20 πt + 6 where y is measured in meters and t is measured in minutes. (a)... Posted 4 months ago
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- Q: Gather the answers from your interview into a report. Use verbs like gustar , reflexive verbs, the preterite of ser and ir , and lesson vocabulary to answer the following questions in Spanish: What did he or she like or love... Posted one year ago
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- Q: Which of the following statements about phospholipids is false? a) Membrane surfaces that face the interior and exterior of the cell are hydrophobic. The interior of the cell membrane is hydrophilic. b) The hydrophobic membrane-spanning regions of... Posted one year ago
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- Q: the phase diagram of propane is presented on the following graph Posted 4 months ago
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- Q: 1.In terms of heat treatment and the development of microstructure, what are two major limitations of the iron-iron carbide phase diagram? 2. Design Considerations. An airplane wing has a long beam along its span called a spar. Select a material for... Posted 5 months ago
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- Q: The figure below shows the phase diagram of titanium as a function of temperature and pressure. Make a sketch of the phase diagram on (p, V) axes. Posted one year ago
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- Q: TJ1. In the Toyota Production System, "jidoka" refers to 1 point e. Continuous line-balancing to maximize utilization f. The cross-training of workers for a wide range of skills g. None of these a. Level production, where different models are... Posted 10 months ago
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- Q: The Hungry Nerd Sandwich Truck Company needs some help in buying supplies for its truck which is parked outside of 77 Massachusetts Avenue every day - especially bread. From its experience, it needs 500 loaves of fresh bread on an average day to... Posted one year ago
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- Q: Point A in the suction pipe is 1m below the pump. It is mounted with an open manometer which reads a vacuum of 20cm of mercury. The pipe is 10cm in diameter and the flow is 35 liters/sec of water. Compute the total energy at point A with respect to a... Posted one year ago
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- Q: Answer the following questions Balance the following equation for the reaction of acetic acid ( HC 2 H 3 O 2 ) and sodium bicarbonate ( NaHCO3 ) HC 2 H 3 O 2 + NaHCO 3 --> NaC 2 H 3 O 2 + CO 2 + H 2 O (hint moles = Molarity (... Posted one year ago
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- Q: The first reaction in glycolysis is the phosphorylation of glucose: Pi + glucose ⟶ glucose−6−phosphate + H 2 O This is a thermodynamically unfavorable process, with Δ G ∘ ′=+13.8kJ/mol. 1) In a liver cell at... Posted 2 years ago
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- Q: Computer-integrated manufacturing (CIM) includes manufacturing systems that have: a. computer-aided design, a flexible manufacturing system, inventory control, warehousing and shipping integrated. b. transaction processing, management information... Posted 2 years ago
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- Q: U3Si2 is used as a fuel in research nuclear reactors. Uranium-235 enrichment is 20%. Density of U3Si2 is 7.2 g/cm3. Average microscopic absorption cross-section for Si atoms is 0.16 barns. a) Calculate neutron reproduction factor η for this... Posted one year ago
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- Q: For the design of a shallow foundation, given the following: Soil: ϕ´ = 20° c´ = 72 kN/m2 Unit weight, γ = 17 kN/m3 Modulus of elasticity, Es = 1400 kN/m2 Poisson’s ratio, µs = 0.35 Foundation: L = 2 m B = 1 m Df =... Posted 2 years ago
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- Q: It has been decided to sidetrack a well from 1500 ft. The sidetrack will be a build and hold profile with the following specifications: • Target Depth : 10000 ft. • Horizontal departure : 3000 ft. • Build up Rate : 1.5 °per 100... Posted one year ago
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- Q: Refer a Figure 11.3 for a square rigid foundation measuring 3 m × 3 m in plan supported by a layer of sand. Given that Df = 1.5 m, Es = 16,000 kN/m2, μs = 0.3; H = 20 m, and Δσ = 100 kN/m2, calculate the elastic settlement. ... Posted one year ago
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- Q: Compare the decisions rendered in Backun and in Peoni. What issues are involved? Posted 11 months ago
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- Q: A simply-supported beam is subjected to a distributed load of 320 N/m. The dimensions of the beam are: a 5.7 m b 4.4 m c 3.2 m Determine the shearing force and bending moment at the following locations. At x 1 = 3.9 m (from the left... Posted one year ago
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- Q: Perform a kinematic analysis of the elbow and shoulder for the following functional activities: a. Opening a door by turning the doorknob; b. Reaching overhead to grasp onto and then pull a window shade down; c. Serving a volleyball; d. Rolling out... Posted one year ago
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- Q: A packed column is used to strip solute A from water using air. The water enters the top column with a mole fraction of solute A equal to 0.01 and it is desired that the water leaving the bottom of the column have a mole fraction of A of 0.001. The... Posted one year ago
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- Q: 1.A 0.1 m (3.9 in.) rod of a metal elongates 0.2 mm (0.0079 in.) on heating from 20 to 100 degree C (68 to 212 degree F). Determine the value of the linear coefficient of thermal expansion for this material. 2.(a)Explain the two sources of... Posted one year ago
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- Q: A cube with sides 6 inches long is covered with a coat of fiberglass 0.2 inch thick. Use differentials to estimate the volume of the fiberglass shell The volume of the fiberglass shell is approximately in3 Enter your answer in the answer box and then... Posted one year ago
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- Q: [Matlab is recommended] The diagram below shows a water tower at full storage connected a stainless steel pipe network which ends with two fully open gate values. The flow rate into the tee junction was measured to be 200 L/min. 1) Calculate the... Posted one year ago
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- Q: Draw the frequency-domain network and calculate i(t) in the circuit shown in Fig. P8.29 if us (t) is 15 sin (10,000t) V. Also, using a phasor diagram, show that v c (t) + v r (t) = v s (t). Posted one year ago
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- Q: Using your answer from 2a, determine what percentage of strength the worker is exerting if his isometric strength was measured to be 220 Nm in trunk extension, and 200 Nm in trunk flexion. 90 Posted one year ago
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- Q: A steam pipe is covered with two layers of insulation. The first layer 3 cm thick and the second is 5 cm. The pipe is made of steel (k = 58 W/m.K) that has an inside diameter of 160 mm and an outside diameter of 170 mm. The inside and outside... Posted 3 months ago
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