Calculate the cumulative damage contribution for each load

Assignment Help Physics

Reference no: EM131007571

A No. 312 radial-contact ball bearing is loaded uniformly (without shock) as follows: 55 percent of the time, 7 kN and 1800 rpm; 25 percent of the time, 14 kN and 1200 rpm; 20 percent of the time, 18 kN and 800 rpm. Estimate the bearing life for 90 percent reliability. Calculate the cumulative damage contribution for each load.

Reference no: EM131007571

Questions Cloud

Double declining balance depreciation : A small used delivery van can be purchased for $18,000. At the end of its useful life (eight years), the van can be sold for $2,500. Determine the PW of the depreciation schedule based on 10% interest using: Straight-line depreciation, Double declini..

Think about the purpose of psychological first aid : Think about the purpose of psychological first aid and how it is used during the initial response to survivors of disasters, crises, and traumas

Construct the cash flow from investing activities : Construct the Cash Flow from Investing Activities section of the statement of cash flows to concisely convey the maximum information to readers of the company's financial statements.

What is the ?rms cost of capital before taxes : A ?rm’s stockholders expect an 18% rate of return, and there is $22M in common stock and retained earnings. The ?rm has $9M in loans at an average rate of 8%. The ?rm has raised $14M by selling bonds at an average rate of 4%. What is the ?rm’s cost o..

Calculate the cumulative damage contribution for each load : A No. 312 radial-contact ball bearing is loaded uniformly (without shock) as follows: 55 percent of the time, 7 kN and 1800 rpm; 25 percent of the time, 14 kN and 1200 rpm; 20 percent of the time, 18 kN and 800 rpm. Estimate the bearing life for 9..

Difference between the current assets and liabilities : Construct a balance sheet for Fred's business at the end of its first month. (Hint: Fred's business has only current assets, current liabilities, and an equity account. Calculate the ending balance in each of the current accounts from the informat..

Explain how you might apply a crisis intervention model : For this Assignment, you will review three case studies, select one to which you will respond, and explain how you might apply a crisis intervention model and crisis intervention skills and strategies to the survivors in the case study you chose

Estimate the l10 life and the median life of the bearing : A No. 207 radial-contact ball bearing supports a shaft that rotates 1800 rpm. A radial load varies in such a way that 60, 30, and 10 percent of the time the load is 3, 5, and 7 kN, respectively. The loads are uniform, so that Ka = 1. Estimate the ..

Display the current account detail required for the cash : a. Calculate and display the current account detail required for the Cash from Operating Activities section of the statement of cash flows. b. If you also knew that Waterford's revenues had risen by 20% last year, would you be concerned about the..

User Account

All Pages