Without considering stress concentration, allowable stress for a material subject to torsional stress is 10 ksi.  What is allowable stress after applying  a stress concentration factor of 2?  Provide your answer in ksi, but do not include units in your submittal.  

Given the moment acting on the rectangular section, determine the magnitude of its component acting about the y-axis. Provide your answer in kN m, but do not include units in your answer.

Exhibit 8-3Assume you are rolling two fair dice once.Refer to Exhibit 8-3. The probability of obtaining a sum of 5 equals ____.

Given the stepped shaft shown below, with a fillet radius of 0.3 inch, what is the stress concentration factor? 

Exhibit 13-1A researcher believes that women today weigh less than in previous years. To investigate this belief, he randomly samples 41 adult women and records their weights. The scores have a mean of 111 lbs. and a standard deviation of 12.4. A local census taken several years ago shows the mean weight of adult women was 115 lbs.Refer to Exhibit 13-1. The obtained value of the appropriate statistic for testing H0 is ____.

 As they extend from the retina to the brain, the nerve fibers 

“State of Reality” means ____.

The pin reaction shown below resist a total load of 2 kN.  If allowable bearing stress on the black, outer blocks is 10 MPa, what is the minimum pin diameter? Provide your answer in mm, but do not include units in your submittal.

Which of the following equations is indicative of meiosis?

 Exocrine glands differ from endocrine glands in that exocrine glands