Compute isentropic efficiency of turbine and mass flow rate
A turbine produces 2 MW of power while accepting steam at 3 MPa and 400 C and rejecting steam at 50 kPa and 100C. Find (a) the isentropic efficiency of the turbine (assume no heat transfer) (b) the mass flow rate of steam.
Expected delivery within 24 Hours
Assume the barrel is initially at rest and that its moment of inertia can be approximated as a hollow cylinder rotating about its axis: Icylinder=MR2. Your answer should be given to a tenth of a m/s.
Let A, B, and C be independent random variables, uniformly distributed over [0,7 ], [0,8], and [0,3] respectively. What is the probability that both roots of the equation Ax^2 + Bx + C = 0 are real?
Suppose that LilyMac Photography has annual sales of $234,000, cost of goods sold of $169,000, average inventories of $4,900, average accounts receivable of $25,800, and an average accounts payable balance of $7,400.
By studying the grade distributions in calculus over several years, it was determined that the probability of a student obtaining an A is 0.213 (that is 21.3% are expected to get A's), a B is 0.242, a C is 0.226, a D is 0.100
A turbine produces 2 MW of power while accepting steam at 3 MPa and 400 C and rejecting steam at 50 kPa and 100C.
Suppose that LilyMac Photography has annual sales of $234,000, cost of goods sold of $169,000, average inventories of $4,900, and average accounts receivable of $25,400. Assume that all of LilyMac's sales are on credit.
A random sample of 200 observations shows that there are 36 sucessess. Can we conclude at the 1% level of significance that the true proportion of successes in the population is less than 24%?
Dabble, Inc., has sales of $972,000 and cost of goods sold of $467,000. The firm had a beginning inventory of $32,000 and an ending inventory of $42,000.
If you instead wished to test whether the average Valentine's Day expenditure for males was more than $20 higher than that for females, how would that change your analysis?
1943187
Questions Asked
3,689
Active Tutors
1424787
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
34 year old female with long term history of Crohn's disease is experiencing abdominal pain, leucocytosis, fever, and diarrhea.
Provide ways of how Prevention of esophageal cancer is best accomplished. Select all that apply:
A 45-year-old female is diagnosed with cholecystitis. She describes severe sharp pain that comes and goes in the right upper quadrant
69 year old male with long time history of Diabetes Mellitus II is starting to experience significant vision decline and occasional blurred vision
Your patient has been treated on and off for symptoms of GERD. A recent esophagogastroduodenoscopy (EGD) reveals esophagitis.
Problem: Write a paragraph about Nutrition: What is the nutrient composition of banana leaves?
Problem: You are evaluating a patient who complains of abdominal pain that occurs within 2 hours after eating.