Mechanical-Engineering Questions

##### The parking lot of a shopping center is square of sides a, delimited by sills of...

##### Select a single row, deep-groove ball bearing to carry a radial load of 300 lb and...

##### Dimensional Analysis: A test is designed to study the static deflection, ?, of a pre-stressed thin...

##### Explain what is the significance of Polar moment of Inertia (J)

##### A compression spring has the following conditions: Axial load = 1.0 lb; Spring OD = 0.5”;...

##### 1. Evaluate a music wire spring with plain ends where the wire diameter is 0.100” and...

##### How can we find true angle and true shape of straight line?

##### A machine tool in a manufacturing cell is driven by a 3-phase a.c. motor controlled by...

##### the angular deflection can affect non-self aligning bearings and cause vibration true or false? a concern...

##### Initially (state 1) a well-insulated rigid tank contains 20 kg of a saturated liquid-vapor mixture of...

##### Make a mindmap that contain: a-Types of radiation body and surfaces - Search on the black...

##### A particle moves with rectilinear motion and is defined by the relation v= t3-4t2+5t-6. Determine: I....

##### How do you calculate the pressure drop from a 3" pipe to a 2" pipe? Using...

##### The floor to ceiling height of an elevator is 4.5?. The elevator starts from the ground...

##### Please solve quickly and show all your work, I will upvote immediately. Thank you An L...

##### Determine all possible two-stage compound gear combinations that will give an approximation to the Naperian base...

##### Find the overall resistance per metre length for the following: αi = 1500 W/m2K, αo =...

##### Q.2 [5 marks ] How does softened wheel impact the grip of tyres in watery condition

##### A pump operating at steady state receives 2.7 kg/s of liquid water at 50oC, 1.5 MPa....

##### If you leave in Northern Florida that the annual average temperature outside changes on the minimum...

##### A refrigeration cycle extracts heat QL from a refrigeration space that needs to be maintained at...

##### A pentagonal pyramid 25 mm sides of base and axis 55 mm long rests on HP...

##### - write N-S equations for incompressible flows in cartesian coordinates in long form (in x,y,z coordinates)...

##### Steam power plants are responsible for the production of most electric power in the world. A...

##### 1. Consider a local bank teller service including both in the hallway and drive through. Identify...

##### An air compressor of mass 50 kg operates at 1200 rpm. Assuming that the damping ratio...

##### We all love to have toasted bread in the morning for breakfast. When you place a...

##### Air flows subsonically in an adiabatic 2 cm diameter duct. The average friction factor is 0.024....

##### **PLEASE ANSWER ALL SUB-QUESTIONS AND EXPLAIN STEP BY STEP. PLEASE INCLUDE FORMULAE IN CORRECT FORMAT NOT...

##### A refrigeration system has air leaving refrigerated space at 7oC and 1 bar and subsequently air...

##### A piston cylinder device contains 0.15 kg of air initially at 2 MPa and 350 C....

##### Find the spindle size, optimum span of bearings (L.), deflection (6), and stiffness, if the spindle...

##### Describe how subsonic, supersonic velocities compression shock waves are achieved in the short Laval nozzle convergent-divergent

##### If there are 6 different methods to manufacture a product to a certain shape, what are...

##### Determine the size of the key necessary to give a safety factor of at least 3...

##### Hybrid constant Z machining from glass methods is used in the processing of what type of...

##### This is a heat transfer course, please explain and show work neatly, and please do not...

##### Jupiter and its four large Galilean moons are sometimes termed as a ‘mini-solar system’ because Jupiter...

##### Assume the tibia is 17.5 in. long and has a constant hollow circular cross-section with an...

##### Consider a simple pendulum immersed in a viscous fluid. If the resistance of the fluid can...

##### An actual aircraft is cruising at -55.4°C, 18.8 kPa and 900 km/h. A heating system keeps...

##### A wooden cylinder has the dimension: diameter, d = 40 cm and height, hcyl = 40...

##### 1. A thick metal plate (alpha = 3.5 x 10-6 m2/s and k = 0.7 W/m-K),...

##### .Auto Cruise control commonly used in automobile nowadays. Explain how it work and determine all the...

##### a trapezoidal channel to carry 142 m³/minute of water is designed to have a minimum cross-section....

##### using the exergy and anergy analysis of pulse tube cryocooler inline configuration using R407 c refrigerant...

##### Determine the theoretical minimum bend radius for a 0.125 inch thick sheet metal for 304 stainless...

##### You are interested in analyzing the flow of crude oil (ρ=0.87g/cm3) through an inclined pipe of...

##### 8. If the specific volume of a flow doubles, how will the flow’s mass flow rate...

##### A solid alloy shaft of 50 mm diameter is coupled in series with a hollow steel...

##### A multiple disc clutch is used to operate the speed regulating gears of lathe. If the...

##### An isentropic compressor that takes in air from the atmosphere at 100 kPa and 300 K...

##### Calculate the maximum reduction in cross-sectional area in frictional wire drawing of a rigid-linearly strain-hardening material...

##### Consider a large uranium plate of thickness 5 cm and thermal conductivity k = 28 W/m...

##### 1- The following table shows the value of saturated water density for different temperatures of saturated...

##### Answer only 7 questions out of the following 10 questions. + Describe the impulse noise? +...

##### Two steel samples, made from the exact same material, are investigated in an impact test at...

##### A 600mm diameter pipeline carries water under a head of 30m with a velocity of 3m/s....

##### A stainless-steel fin (k = 16 W/m. °C) has a length of 15 cm and a...

##### During the design phase of the Gulfstream G550, A wing full-size wing was tested in a...

##### Liquid A enters a mixing device decipated at 0.1 kg/s at the same toke liquid B...

##### A high performance 4 stroke supercharged gasoline engine is being designed. The target specifications are as...

##### a) What does higher cetane number signify? b) How does an air injection system works? c)...

##### In a Dual cycle the heat transfer during the constant volume process is double that during...

##### The design data for an air-conditioning plant of a restaurant is given below Outdoor design conditions...

##### Homework-9 Due: Q) A fuel plate is fabricated from 0.3 cm thick 1.5% enriched uranium. The...

##### The worm shaft shown in part a of the figure transmits 1.2 hp at 500 rev/min....

##### Air at freestream velocity U∞=16 ms, and free steam temperature T∞=50℃ is flowing over a plate...

##### a. Define the following terms, (i) specific work transfer (ii) specific air consumption (iii) work ratio...

##### Consider the duct shown in figure with X = 12 meters, Y = 6 meters ,and...

##### By choosing one of the abrasion test methods applied to metals; how is your test is...

##### With the aids of illustration, explain the difference between the rotating motion in rotation about a...

##### Questions : state which of the following statements are TRUE and which are FALSE, by writing...

##### A bridge is rated to a 100 ton capacity. What is the maximum weight object the...

##### A heat pump maintains a heated space at 22°C on a day when the outdoor air...

##### English Write a "descriptive paragraph" about a topic of your choice A holiday parade The town...

##### A round shaft is being assembled into a round hole and the basic size is 2.0000...

##### How can I Calculate the gross margin in $ per kg styrene produced, using prices of...

##### The condenser of a large steam power plant is a heat exchanger in which steam is...

##### If the required Factor of Safety is 1.5 and the actual Factor of Safety is 2.5,...

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