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Mechanical-Engineering Questions
what processes are used to manufacture a pen?
The aerodynamic drag force FD of an auto vehicle is a function of the air viscosity...
Consider the fully developed flow of glycerin at 40C Trough a 70m long, 4 cm diameter,...
A rigid, well-insulated tank contains 100 kg of liquid water at 21°C. The tank is connected...
A cylindrical steel pressure vessel 30 cm in diameter and 1.5 cm thick contains a small...
The break strength for 7075-T6 Al alloy, Alumina and a steel alloy is 28, 2.5 and...
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...
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