Questions from Engineering

Q: What nominal rate per quarter is equivalent to an effective rate of

What nominal rate per quarter is equivalent to an effective rate of 12.7% per year, compounded continuously?

Q: Corrosion problems and manufacturing defects rendered a gasoline pipeline between El Paso

Corrosion problems and manufacturing defects rendered a gasoline pipeline between El Paso, TX, and Phoenix, AZ, subject to longitudinal weld seam failures. The pressure was reduced to 80% of the desig...

Q: Because of a chronic water shortage in California, new athletic fields

Because of a chronic water shortage in California, new athletic fields must use artificial turf or xeriscape landscaping. If the value of the water saved each month is $6000, how much can a private de...

Q: An environmental engineer wants to evaluate three different methods for disposing of

An environmental engineer wants to evaluate three different methods for disposing of a non-hazardous chemical waste: land application, fluidized-bed incineration, and private disposal contract. Use th...

Q: A Texas chemical company had to file for bankruptcy because of a

A Texas chemical company had to file for bankruptcy because of a nationwide phaseout of methyl tertiary butyl ether (MTBE). The company is in the planning phase of reorganizing and expects to invest $...

Q: How long will it take for a lump-sum investment to

How long will it take for a lump-sum investment to double in value at an interest rate of 1.5% per month, compounded continuously? Solve by (a) formula and (b) spreadsheet function.

Q: A very optimistic hedge fund investor expects his single-deposit investment

A very optimistic hedge fund investor expects his single-deposit investment to triple in value in 5 years. (a) What is the required effective monthly rate, compounded continuously? (b) What is the cor...

Q: How much money can a production company that makes fluidized bed scrubbers

How much money can a production company that makes fluidized bed scrubbers spend now instead of spending $150,000 in year 5 if the interest rates are estimated to be 10% per year in years 1 to 3 and 1...

Q: Brady and Sons uses accounts receivable as collateral to borrow money for

Brady and Sons uses accounts receivable as collateral to borrow money for operations and payroll when revenues are low. If the company borrows $300,000 now at an interest rate of 12% per year, compoun...

Q: Oil from a specific type of marine microalgae can be converted into

Oil from a specific type of marine microalgae can be converted into biodiesel that may serve as an alternate transportable fuel for automobiles and trucks. If lined ponds are used to grow the algae, t...