Any disability income that is taxable will be taxed at your ordinary marginal rate (which, for most people, is between 10% and 28%). Of course, you could owe state taxes on your disability backpay, but most states don't tax Social Security disability benefits. About a dozen states do tax benefits, however, either the same way as the feds or only if you make over a certain amount of adjusted gross income.
1 Psi = 0.0689475729 Bar. Psi is defined as 1 pound of force per square inch. It is the primary pressure unit in united states and widely used in all kinds of applications. 1 pound per square inch (psi) equals to 6 894.75729 pascals.
The bar is a measurement unit of pressure, equal to 1,000,000 dynes per square centimetre (baryes), or 100,000 newtons per square metre (pascals). The word bar is of Greek origin, b ros meaning weight.