Questions from General Operations Management


Q: Regional Power owns 25 small power generating plants. It has contracted

Regional Power owns 25 small power generating plants. It has contracted with Genco Services to overhaul the power turbines of each of the plants. The number of hours that Genco billed Regional to comp...

See Answer

Q: If it took Boeing 28,718 hours to produce the eighth

If it took Boeing 28,718 hours to produce the eighth 787 jet and the learning-curve factor is 80%, how long did it take to produce the tenth 787?

See Answer

Q: Richard Dulski’s firm is about to bid on a new radar system

Richard Dulski’s firm is about to bid on a new radar system. Although the product uses new technology, Dulski believes that a learning rate of 75% is appropriate. The first unit is expected to take 70...

See Answer

Q: Temple Trucking Co. just hired Ed Rosenthal to verify daily invoices

Temple Trucking Co. just hired Ed Rosenthal to verify daily invoices and accounts payable. He took 9 hours and 23 minutes to complete his task on the 1st day. Prior employees in this job have tended t...

See Answer

Q: As the estimator for Rajendra Tibrewala Enterprises, your job is to

As the estimator for Rajendra Tibrewala Enterprises, your job is to prepare an estimate for a potential customer service contract. The contract is for the service of diesel locomotive cylinder heads....

See Answer

Q: Girish Shambu and William Reisel are teammates at a discount store;

Girish Shambu and William Reisel are teammates at a discount store; their new job is assembling bicycles for customers. Assembly of a bike has a learning rate of 90%. They forgot to time their effort...

See Answer

Q: A manufacturer of special petrochemical equipment with a proven track record of

A manufacturer of special petrochemical equipment with a proven track record of 80% learning has estimated that it spent 12,000 labour-hours at $25.00 per labour-hour on the production of the first un...

See Answer

Q: The service times for a new data entry clerk have been measured

The service times for a new data entry clerk have been measured and sequentially recorded as shown below: a) What is the learning curve rate, based on this information? b) Using an 85% learning curve...

See Answer

Q: If the first unit of a production run takes 1 hour and

If the first unit of a production run takes 1 hour and the firm is on an 80% learning curve, how long will unit 100 take?

See Answer

Q: An aircraft engine manufacturing company spent 68,000 man-hours

An aircraft engine manufacturing company spent 68,000 man-hours to produce the first unit of a turbo engine; 40,000 man-hours were spent on the 27th production. Calculate the learning curve rate using...

See Answer