Sunday
May 1, 2016

# Homework Help: Science: Engineering

## Recent Homework Questions About Engineering

Engineering science N4
Calculate the angle of projection of a projectile in order to hit a target 12km away.the initial velocity is 700m/s ant the time of the flight is 80seconds.
Thursday, January 30, 2014 by Mike

Engineering science N4
A ship is 100km north-west of cape town harbour and it sails directly north at a velocity of 30km/h in 8 hours.calculate its resultant speed with reference to the cape town harbour in magnitude and direction.
Thursday, January 30, 2014 by Mike

Accounting, TAX
Which of the following entities may not use the cash method of accounting? A partnership with average annual gross receipts in excess of $5 million. A C corporation whose average annual gross receipts for the preceding 3 taxable years do not exceed$5 million. A C corporation ...
Saturday, January 25, 2014 by Homie

materials science engineering
Identify the [221] vector.(crystallographic directions qns) The answer given corresponds to 0.5 in x direction,0.5 in y and 1 in z. Why is it not [1 1 0.5], the simply reduced form. The ans is the reciprocal of [221], which puzzles me since this is not a plane.
Saturday, January 25, 2014 by miguel

english
You've been assigned to invite a group of mechanical engineering professors to tour your facility. What type of language should you use in the invitation? A Formal language B Direct, simple language C Technical jargon D Pompous language
Thursday, January 23, 2014 by mr scooter

please check them ! 1. The Aztecs adapted to their environment mainly by A.using terracing and irrigation to farm. B.living a nomadic hunter-gatherer lifestyle. C.trading peacefully with neighbors. D.settling along the coasts where they could fish.(I PICK THIS) 2. Why did ...
Thursday, January 23, 2014 by Matt

intro to computers
what type of device is characteristic of an enterprise environment? a workstation used by a retired person. a workstation used at an engineering firm. a tablet computer used by an elementary school student a notebook used by a college student
Tuesday, January 21, 2014 by mary

Environmental Engineering
The EPA requires hazardous waste incinerators to meet a standard of 99.99% destruction and removal of hazardous constituents injected into the incinerator. Determine the allowable quantity of contaminant in the exit stream if the incinerator is burning 1.0000 g/s of hazardous ...
Wednesday, January 15, 2014 by Bruce

linear optimization
During a summer session a student enrolls in two courses, psychology for four hours and engineering for three hours. The student wants to use the available time to amass the largest number of grade points (numerical grade multiplied by the number of hours). Students who have ...
Sunday, December 29, 2013 by gemicia

engineering
In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential for the ...
Thursday, December 19, 2013 by Timothy Boons

engineering
The flow system as shown in the Figure, the centrifugal pump(3500 R.P.M.) is delivering water at 100 gal/min and 70 °F into a boiler operating at a pressure of 35 psig. The water levels in the feed tank and boiler are constant. Because corrosion is expected to be ...
Wednesday, December 18, 2013 by sun.life

engineering
The flow system as shown in the Figure, the centrifugal pump(3500 R.P.M.) is delivering water at 100 gal/min and 70 °F into a boiler operating at a pressure of 35 psig. The water levels in the feed tank and boiler are constant. Because corrosion is expected to be ...
Wednesday, December 18, 2013 by sun.life

Batteries - Engineering
Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Fe+H2SO4->FeSO4+H2 It is apparent that they must use an outside source of electrical power to drive the dissolution of the iron. They use a small current so that the ...
Wednesday, December 18, 2013 by Chris

Solar Energy - Engineering
In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential for the ...
Wednesday, December 18, 2013 by Chris

Math-Algebra
(Engineering) The current / varies as the electromotive force E and inversely as the resistance R. If in a system, a current of 20A flows through a resistance of 20 ohms with an electromotive force of 100V, find the currect that 150V will send throu+gh the system. (Navigation...
Wednesday, December 18, 2013 by McKenna Louise

Engineering
In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction: H2O --> H2 + ½O2 This is very much like running a hydrogen fuel cell in reverse. We assume that only the activation potential for the ...
Sunday, December 15, 2013 by A

Engineering
Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Fe+H2SO4->FeSO4+H2 The characters realize that their hideout has been discovered by the police and they still have a last handgun that weighs 0.25 kg to dissolve. The cops will...
Sunday, December 15, 2013 by A

Engineering
Here we consider instead dissolving guns (which we will assume are pure iron) with sulfuric acid. Fe+H2SO4->FeSO4+H2 It is apparent that they must use an outside source of electrical power to drive the dissolution of the iron. They use a small current so that the ...
Sunday, December 15, 2013 by A

Identify the choice that best completes the statement or answers the question. 1.Studies conducted in England during the Industrial Revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely ...
Wednesday, December 4, 2013 by matt

engineering
A saturated soil sample under CU test was subjected to a confining pressure of 200 kPa with back pressure (pore pressure) of 50 kPa. What would be the value of pore pressure if the confining pressure was raised to 400 kPa without drainage? If the pore pressure parameter A is 0...
Wednesday, December 4, 2013 by WYNN

engineering
In a Direct Shear Test please help. 1)How do we determine the spacing between the two parts of shear box? What would happen if it is not set properly? 2) The shear and normal stress can be calculated with the corrected area considering the movement of displacement. How would ...
Sunday, December 1, 2013 by Jacky

Electrical Engineering
Winter is coming, so I want to make a 1500 W heating coil which will plug into a 120 V wall outlet. The coil will have a cross sectional area of 0.01 cm2 and a length (when fully unwound) of 5 m. Determine the resistivity of the coil required, in Ωcm:
Friday, November 29, 2013 by Lauren

Science
Scientists have inserted the gene for human insulin into bacteria. These bacteria make the insulin protein, which can then be used by people who have diabetes. This process is an example of -hybridization -gene therapy -selective breeding -genetic engineering my answer is D
Thursday, November 21, 2013 by Steve

English
Which words go in the following sentences. Young Charles was born in 1902 and was growing/grew up on a farm. Later, although he has studied/had studied engineering in college, he was more interested in flying planes.
Monday, November 18, 2013 by Kelly

civil engineering
For a soil with significant secondary compression, if the duration of each loading increments is lengthened to a few days, what would be the effects on the void ratio vs. Log p curve and the preconsolidation pressure?
Monday, November 18, 2013 by lam

Anyone wanna help me with this math?
Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Studies conducted in England during the Industrial Revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The ...
Saturday, November 2, 2013 by josh

Electrical Engineering
Find the latitude at Stanford University using Google Maps to the nearest degree (This is how you do it) and calculate the Air Mass Factor on the autumnal equinox (when the center of the sun is in the same plane as the equator of the earth) at noon (when the sun is directly ...
Friday, November 1, 2013 by Solar Solar Cells, Fuel Cells and Batteries

Engineering
At 300 K we see the electron concentration in the conduction band for pure (undoped) Si is 1010/cm3. How many electrons per Si atom is this? You can use scientific notation, as in A.AAeB Si is diamond cubic with 8 Si atoms per unit cell and a lattice parameter of 0.543 nm.
Friday, November 1, 2013 by Solar Solar Cells, Fuel Cells and Batteries

engineering
A compartment measures 3 meters by 5 meters and is 2.8 meters high. A fire raises the temperature from 20oC to 1000 oC. If the starting pressure was 1 atmosphere, what pressure is present at the elevated temperature assuming the compartment remains closed?
Wednesday, October 23, 2013 by Steve

engineering
What is the change in enthalpy for an isothermal, isentropic compression of an ideal gas from 2 atm to 12 atm?
Wednesday, October 23, 2013 by Carl

Report (Writeacher or Ms. Sue)
Does my report require any editing? "Incorporated as a city in 1837, Chicago has experienced great changes, rapid growth, and an immense amount of industrialization since the time of its original creation. From once being inhabited merely by a Native American tribe known ...
Monday, October 21, 2013 by Anonymous

Geography Report (Ms. Sue)
This is what I have written for the conclusion paragraph so far. "Therefore, to summarize this report, the city of Chicago, located in northeastern Illinois in the Great Lakes Region, has become a highly industrialized city, possessing a large population and miserable ...
Monday, October 21, 2013 by Anonymous

Geography Report (Ms. Sue)
This is what I have written so far. Do you suggest any improvements? Location: Chicago's absolute location is about 42 degrees North latitude and 87 degrees West longitude. It is located upon the southwestern shore of Lake Michigan in the northeastern part of Illinois. ...
Monday, October 21, 2013 by Anonymous

Geography Report (Ms. Sue)
This is the human-environment interaction paragraph. "There are many examples of human-environment interaction in the city of Chicago, such as its architecture, dams, bridges, and its highways. However, what it is believed to the most astonishing display of human-...
Sunday, October 20, 2013 by Anonymous

school of engineering
police officer in a patrol car parked in a70km/h observes a passing auto mobile travelling at a slow constant speed believing that of the automobile might be intoxicated the officer starts his car accelerate uniformly to 9km/h in 8s.and maintaining a constant velocity of 90km/...
Thursday, October 17, 2013 by khabat

school of engineering
A train of mass 200 tonne travelling at 140 km/hour applies the brakes fiercely, so that the brakes lock and the wheels slide along the rails. It stops after sliding 1000m. Calculate: (i) The acceleration, (ii) The longitudinal force on the rails, (iii) The coefficient of ...
Wednesday, October 16, 2013 by abdul

school of engineering
A train of mass 200 tonne travelling at 140 km/h applies the brakes fiercely , so that the brakes lock and the wheels slides along the rails.it stops sliding 1000m. calculate. 1. The acceleration. 2. The longitudinal force on the rail. 3. The coefficient of friction between ...
Wednesday, October 16, 2013 by abdul

school of engineering
A train of mass 200 tonne travelling at 140 km/h applies the brakes fiercely , so that the brakes lock and the wheels slides along the rails.it stops sliding 1000m. calculate. 1. The acceleration. 2. The longitudinal force on the rail. 3. The coefficient of friction between ...
Tuesday, October 15, 2013 by abdul

school of engineering
a motor of mass 1500 kg accelerates from 50 km/h to 100 km/h in 10 seconds.calculate. (i)The acceleration in metre/second2. (ii)The distance travelled. (iii)The force on the vehicle.
Tuesday, October 15, 2013 by abdul

chemistry
The use of the British thermal unit (Btu {\rm Btu}) is common in much engineering work. (1 Btu {\rm Btu} = 1054J {\rm J}) A Btu {\rm Btu} is the amount of heat required to raise the temperature of 1 lb {\rm lb} of water by 1 ∘ F ^\circ {\rm F}. How many quads of energy ...
Monday, October 7, 2013 by Anonymous

engineering (logic systems design)
Two flip-flops are connected as shown below. The delay represents wiring delay between the two clock inputs, which results in clock skew. This can cause possible loss of synchronization. The flip-flop propagation delay from clock to Q is 10 ns < tp < 15 ns, the set-up ...
Thursday, October 3, 2013 by Mohamed

Engineering
What is the critical buckling force that will buckle a 9 foot tall 2 x 4 (K = 1.0)? Please show how to set up the problem and the steps to solve. I do not understand. Thank you.
Sunday, September 29, 2013 by Nabil

chemisry
What are the specializations of sanitary engineering? Drinking water supply Sewage Wastewater treatment 2) Name the different parts of the drinking water supply system? Production Storage Distribution 3) Which of the following three systems can be discerned when producing ...
Tuesday, September 24, 2013 by Anonymous

Engineering
Steel column is 80 feet tall. Column is a W 14 x 730(wide-flange beam) The cross sectional area is 215 sq in. Supports a floor load of 6600 K. Determine the stress in the column and how much it will shorten due to the 6600K load. (Assume E= 29,000,000 lb/sq in)
Saturday, September 14, 2013 by Nabil

ENGINEERING ECONOMY
A man bought a house and a lot worth P300000. The annual amortization of the house and lot is P34200. Determine rate of interest he was changed?
Monday, September 9, 2013 by pls help

Environmental Engineering
The two ponds in the figure below can be modeled as completely-stirred tank reactors (CSTRs) in series. The first-order decay rates for each pond are different but the inflow and outflow rates and volumes for the two ponds are the same. a. Write a mass-balance (differential) ...
Monday, August 26, 2013 by Christine

engineering
A thermometer is used to measure the temperature of a gas flow through a pipe. The gas temperature is read at 500°C and the duct temperature is measured to be 350°C. The thermometer is cylindrical with a diameter of 1 mm and an intrusion length of 1 cm. It can be ...
Wednesday, August 14, 2013 by jim

Vocabulary
choose the term that matches the definition. building and construction. a.architecture b. engineering c.nursing d.statistics b
Saturday, July 20, 2013 by LadyT

Vocabulary
Building and construction A. Architecture B. Engineering C. Nursing D. Statistics im pretty sure its A
Wednesday, July 17, 2013 by TammieChristina

Environmental Control Engineering
A development in a town was designed to accomodate 10,000 people, in 2,000, 5 units building, each person in this settlement uses an average of 5 gallons of water per day for washing purposes. As an engineering technician you are required to design a waste water treatment ...
Monday, July 8, 2013 by Anonymous

element of chemical engineering
the specific internal energy of a fluid is 200 cal/g .if the fluid leaves a system at a flow rate of 5 g/min ,at what rate does it transport internal energy out of the system?
Wednesday, July 3, 2013 by mousumi

Mechanial engineering
HW7_1A: BENDING MOMENT DIAGRAMS AND STRESSES, PART I We will obtain bending moment diagrams for three beams and calculate stresses inside the beams. For each beam, take the x-axis along the neutral axis of the beam, oriented from left to right, with origin at A. HW7_1A_1 : 5.0...
Sunday, June 30, 2013 by Colour

PLS HELP, BEEN STUCK FOREVER ON TWO QUESTIONS, THIS IS ONE : There are usually no costs for the first 3 years, but thereafter maintenance is re- quired for restriping, weed control, light replacement, shoulder repairs, etc. For one section of a particular highway, these costs ...
Monday, June 24, 2013 by Aly

Engineering science
A lorry has a mass of 5640kg and accelerates uniformly from rest to reach a velocity of 100km/h in 10s. Determine the acceleration of the lorry. Determine the force needed to accelerate the lorry
Friday, June 21, 2013 by Jordan

Mechanical Engineering
a tennis ball was held 4.5 ft above the surface of a tennis court and was thrown vertically downward with an initial velocity whose magnitude was 12 fps. determine the magnitude of the velocity of the ball just before it struck the surface of the court
Friday, June 21, 2013 by Jen

Engineering
A 10.0 Kg block is released from point A in the figure below. The block travels along a smooth frictionless track. It makes a collision with stationary 10 kg ball. The ball moves forward with speed of 2 m/s. a) What is the speed of the block at point C? b) What is the velocity...
Friday, June 7, 2013 by Ahmed

engineering
Let’s suppose the message x(t) is an analog signal shown in the figure below. a) Draw the block diagrams of the system which converts the analog message signal x(t) to a pulse modulated signal. b) Draw the sampled signal with the sampling frequency fs=2khz c) Carry out ...
Thursday, June 6, 2013 by dioptas

Engineering
A tapered thin-wall circular shaft has constant wall thickness, t, length L, and diameters linearly varying between dA at the support A(x=0) and dB at its free end B(x=L). The shaft is homogeneous with shear modulus G HW6_1A : 20.0 POINTS Obtain a symbolic expression for the ...
Wednesday, June 5, 2013 by Sat

Engineering science
A vehicle with a mass of 1200 kg accelerates uniformly from rest upwards with an incline of 1:25 and reaches a speed of 72 km/h after 2 minutes,calculate: 1.The kineyic energy of the vehicle after 2 minutes 2.The potential energy of the vehicle after 2 minutes
Sunday, May 26, 2013 by Ayanda

Engineering
The bar in the figure has constant cross sectional area A. The top third of the bar, of length L, is made of a material with mass density ρ and Young's modulus E. The bottom two thirds of the bar (length 2L) is made of a different material, with density ρ/2 and ...
Thursday, May 23, 2013 by MAN

Engineering Physics
An ideal gas at 12.1 °C and a pressure of 2.38 x 105 Pa occupies a volume of 2.88 m3. (a) How many moles of gas are present? (b) If the volume is raised to 4.70 m3 and the temperature raised to 28.3 °C, what will be the pressure of the gas?
Wednesday, May 22, 2013 by kurt

Mechanical Engineering
A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "...
Sunday, May 19, 2013 by AMK

physics
Name of physics book for 11 and 12.to catch engineering exam and other competetive exam
Monday, May 13, 2013 by john

Chemical engineeing
Can someone help me with online exam ( fundamental of chemical engineering class ) ? Please eamil me ( davd_jo(at)(ya h o o )dot (com ) I'll offer money
Monday, May 6, 2013 by Dave

Engineering
A physics major is working to pay his college tuition by performing in a traveling carnival. He rides a motorcycle inside a hollow transparent plastic sphere. After gaining sufficient speed, he travels in a vertical circle with a radius of 13.4 . The physics major has a mass ...
Sunday, April 28, 2013 by Lama

MECHANICAL ENGINEERING
Need help with some engineering math problems? 1. You wish to determine the total system efficiency of your hydraulic press that is powered by an electric motor. The characteristics of the hydraulic press are as follows: •Electric motor utilizes 5 amps under load & ...
Thursday, April 18, 2013 by Anonymous

Engineering
The power plant is to be operated in a region where the same company operates several other coal fired power plants that were all built in the 1960s. The new power plant is planned to have 500 MW energy generating capacity. The next largest plant is 50 MW and each is emitting ...

Engineering
The power plant is to be operated in a region where the same company operates several other coal fired power plants that were all built in the 1960s. The new power plant is planned to have 500 MW energy generating capacity. The next largest plant is 50 MW and each is emitting ...

Air pollution Engineering
The power plant is to be operated in a region where the same company operates several other coal fired power plants that were all built in the 1960s. The new power plant is planned to have 500 MW energy generating capacity. The next largest plant is 50 MW and each is emitting ...
Tuesday, April 9, 2013 by hariram1111

stat probability
At a certain college, there were 780 science majors, 320 engineering majors, and 390 business majors. If one student was selected at random, the probability that they are a business major is?
Monday, April 8, 2013 by Lynn

engineering
Mary Williams needs to change a Fahrenheit temperature to Celsius. Use the Fahrenheit temperature of 80 degrees to test your solution.
Monday, April 8, 2013 by Anonymous

65 chemical engineering students are from urban/suburban backgrounds. (Success is defined as a C or better in the course.) 52 of the 65 students succeeded. Another 55 students were from rural backgrounds; 30 of these students succeeded. A Is there good evidence that the ...
Monday, April 8, 2013 by Sejul

LBCC
At a certain college, there were 780 science majors, 320 engineering majors, and 390 business majors. If one student was selected at random, the probability that they are a business major is?
Sunday, April 7, 2013 by Lynn

MATH
An engineering consultant bids on jobs where he can make $10000 profit. If in a certain month, he has a 20% probability of getting a contract, 30% probability of getting 2 contracts, 40% probability of getting 3 contracts, and 10% probability of getting 4 contracts, what is ... Wednesday, April 3, 2013 by Oliwia World History How were the Byzantine's Engineering geniuses? Take two or three of their engineering feats and discuss how these marvels led to the empire's overall success. Wednesday, April 3, 2013 by Gregory MATH An engineering consultant bids on jobs where he can make$10000 profit. If in a certain month, he has a 20% probability of getting a contract, 30% probability of getting 2 contracts, 40% probability of getting 3 contracts, and 10% probability of getting 4 contracts, what is ...
Wednesday, April 3, 2013 by Dominika

civil engineering
A stone (on the edge of the roof) thrown from the top of a building is given an initial velocity of 20.0 m/s straight upward. The building is 50.0 m high, as shown in Fig. 4. Using tA = 0 as the time the stone leaves the thrower’s hand at position ○A . The ...
Monday, April 1, 2013 by hamze

engineering mechanics
from what height must a heavy elastic body be dropped on a floor so that after rebounding thrice it will reach a height of 16m?take e=0.5
Sunday, March 31, 2013 by peter

engineering mathematics
if on an average vessel in every 10 wrecked.find the probability that out of 5 vessels expected to arrive at least 4 will arrive safetly?
Sunday, March 31, 2013 by ambili

engineering physical
An elevator with a man inside, of gross mass 500KG, starts moving upwards with a costant acceleration and acquires a velocity os 2m/s after travelling a distance os 3m.Find the pull in the cables during the accelerated motion. If the elevator, before stopping, moves with a ...
Tuesday, March 26, 2013 by Sian

Ýndustrial Engineering
The figure shows the paths of a golf ball your friend drops from the window of her apartment and of the rock you throw from the ground at the same instant. The rock and the ball collide at x = 41.00 m, y = 17.02 m, and t = 2.94 s. If the ball was dropped from a height of h = ...
Monday, March 18, 2013 by Ozgun

engineering mechanics
A vehicle on a monorail has a speed S = 10 m/s and an acceleration S=4m/s 2 relative to the ground reference XYZ when it reaches point A. Inside the vehicle, a 3 kg mass slides along a rod which at the time of interest is parallel to the X axis. This rod rotates about a ...
Sunday, March 17, 2013 by kuldeep

statistics
The Engineering Department Claims the Average Battery Lifetime is 500 Minutes. You wish to check whether the lifetime is different from 500 Minutes. What type of hypothesis test is it going to be?
Wednesday, March 13, 2013 by Anonymous

Physics-VASTS
The Mass Budget: Mars Reconnaissance Orbiter Repair Mission Operational Concept Math Problem: The Mars Reconnaissance Orbiter (MRO) has encountered a failure in its High Resolution Imaging Science Experiment (HiRISE) camera. Mission Case: As the HiRISE camera contains the ...
Thursday, March 7, 2013 by red

engineering science N4
Two ships leave port simultaneously. Ship A sails north-west at 30 km/h and ship B sails S 40 degrees W at 30 km/h. Calculate the velocity of ship B relative to the velocity of ship A.
Monday, March 4, 2013 by sihle

Sound engineering
A Question of engineering about Sound. How to calculate in step by step? Thank you. The octave bands¡¦ Sound pressure levels in dB re 20 £g Pa are: Hz 57 129 220 420 1K 2K 4K 8K dB 85 95 90 80 88 70 68 72 What is the overall A-weighted sound pressure level?
Thursday, February 28, 2013 by Kelvin

Engineering Economy
What is the future worth of $1,000 in month 1,$1,040 in month 2, and amounts increasing by $40 per month through month 12, at the end of year 2 if the interest rate is 23.7631528% per year, compounded continuously? Tuesday, February 26, 2013 by ANdy Engineering Econonmy You decide to open an IRS-approved retirement account at your local brokerage firm. Your best estimate is that it will earn 9 percent. At the end of each year for the next 25 years, you will deposit$4000 per year into the account (25 total deposits). 3 years after the last ...
Saturday, February 23, 2013 by manny

Engineering Maths
help solving the ffg. differential equation: dy/dx +ytanx=y^3sec^4x
Friday, February 22, 2013 by Taldil

Engineering Maths
Pleas help solve the ffg. differential equation: dy/dx-(1+1/x)y=y^2
Friday, February 22, 2013 by Taldil

Engineering Maths
Friday, February 22, 2013 by Taldil

Engineering Econonmy
For your 21st birthday, your grandfather offers you a gift of $1000 today. However, you have the choice of waiting 3 years and receiving$1500 OR waiting 5 years and receiving \$3000. If your money grows at a rate of 8 percent compounded annually, which alternative should you ...
Thursday, February 21, 2013 by nutz77

engineering
a ship is 100km north west of cape town harbour and it sails directly north at a velocity of 30km/h in ei ght hours.calculate its resultant speed with reference to the cape town harbour in magnitude and direction
Wednesday, February 20, 2013 by Anonymous

engineering
Anybody knows the quiz3 of coursera "control of mobile robots"?
Monday, February 11, 2013 by asha

world history
Explain the importance of Roman technology and engineering? Cover two separate kinds of Roman technology and engineering.
Friday, February 8, 2013 by Evs

english (theses writing)
hello! :) I am a freshman college student and I am looking for a thesis topic about civil engineering.Can you give me a topic on my thesis about civil engineering? thanks :)
Friday, February 8, 2013 by Anonymous

english (theses writing)
Can you give us a topic on our thesis about civil engineering?
Friday, February 8, 2013 by Anonymous

University, Engineering Math
solve the ffg. differential equations: 1. x^3 +(y+1)^2 dy/dx=0 2. dy/dx-(1+1/x)y=y^2 3. dy/dx + ytanx=y^3sec^4x
Tuesday, February 5, 2013 by Taldil

Intro to Computer Engineering
When solving 5x^2-50x+125=0, a space alien got x=8 for one of the two roots. What possible base could the alien be using? (Note: the coefficients are also in this base. That is 5,50,125 are all in this mystery base as well)
Thursday, January 31, 2013 by Joe

Math
A mechanical engineering student wishes to inscribe a rectangle in a quarter circle of radius 2.00 cm. Determine the dimensions of the rectangle that will give it the greatest area. length in cm = height in cm = My attempt on find the relationship between the rectangle and the...
Tuesday, January 29, 2013 by Ashley

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