A second source of motion is elasticity in the bearing itself. For example, the balls in a ball bearing are like stiff rubber, and under load deform from round to a slightly flattened shape. The race is also elastic and develops a slight dent where the ball presses on it.
What to Expect for Refunds in 2015. The IRS issues more than 9 out of 10 refunds in less than 21 days. However, itâs possible your tax return may require additional review and take longer.
1 For electronically filed returns, please wait 4 weeks before calling the Department. 2  Electronically filed returns claiming a refund may be viewed within four weeks or less, using this web site. 3  Paper returns or applications for tax refunds are processed within 8-12 weeks.