* The first time a newspaper called the Academy Award an âOscarâ was in 1934, when Sidney Skolsky, a famous columnist used the word in his column on Katharine Hepburnâs first Best Actress win. * By 1939, the name âOscar,â stuck to the statuette. * The statuette weighs 8.5 lbs. and the height is 13.5 inches.
A strain gage rosette is, by definition, an arrangement of two or more closely positioned gage grids, separately oriented to measure the normal strains along different directions in the underlying surface of the test part. Rosettes are designed to perform a very practical and important function in experimental stress analysis. It can
Biuret test. The biuret test (Piotrowski's test) is a chemical test used for detecting the presence of peptide bonds. In the presence of peptides, a copper(II) ion forms violet-colored coordination complexes in an alkaline solution. Several variants on the test have been developed, such as the BCA test and the Modified Lowry test.