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. Visit the IRS website. If you submitted your taxes electronically, you can get refund information up to 72 hours following the receipt of your return. If you mailed your taxes, refund information will be available within three to four weeks, though some will receive their refunds back much sooner.