Air mixture to support human life

Assignment Help Operation Management

Reference no: EM131151645

1. An airplane is flying high enough that the cabin pressure is 8.7 lb/in2. What is the minimal percentage of oxygen that must be in the air mixture to support human life? Assume that sea level pressure is 14.7 lb/in2 and that the minimal percentage at sea level is 17%. State your answer rounded to the tenth of a percent.

2. The background sound level at your plant is 83.7 dBA. If a compressor generates a sound level of 87.4 dBA, what will the combined sound level be when the compressor is on? (State your answer to the nearest tenth of a dBA)

Reference no: EM131151645

Questions Cloud

Most effective for motivating people in the workplace : Which theory do you think is the most effective for motivating people in the workplace and why Which theory do you think is the most effective for motivating people in the workplace and why.

Organization could never be prepared for disaster : Some people say an organization could never be “prepared” for a disaster such as the shooting at Sandy Hook Elementary School, the Japan nuclear disaster, or the huge BP oil spill in the Gulf of Mexico. Discuss the potential value of crisis planning ..

Ambitious can discourage employees and decrease motivation : Goals that are overly ambitious can discourage employees and decrease motivation, yet the idea of stretch goals is proposed as a way to get people fired up and motivated. As a manager, how might you decide where to draw the line between a “good” stre..

Influencing factors on development of entrepreneurship : Why the below influencing factors on development of entrepreneurship are importance for developing countries.

Air mixture to support human life : An airplane is flying high enough that the cabin pressure is 8.7 lb/in2. What is the minimal percentage of oxygen that must be in the air mixture to support human life?

Case for critical analysis-type of organizational structure : Read the “Case for Critical Analysis” Abrahams Grocery at the end of Chapter 7. Based on the information available in the case, discuss what type of organizational structure was being used at Abrahams BEFORE the consultant was brought in. Discuss wha..

Designed to be used for descending hiking trails : Billy has created a device called a Trailboard. It is essentially a skateboard with two pairs of large, relatively soft wheels, designed to be used for descending hiking trails. He is worried about the patent because a friend told Billy that she had ..

Effect change has on the organization and the individual : Journal Post: Identify how to apply the PDSA model for quality improvement and the effect change has on the organization and the individual. For each journal post throughout the course you will be expected to discuss the following: Identify one impor..

A continuous review system is used to control inventory : A continuous review system is used to control inventory. You can either use normal distribution table from the textbook ( i.e., pg 599) or excel function to figure out z value. What is the safety stock level for the above problem?

User Account

All Pages