0 0 votes A $\text{76.2 mm}$ gauge block is used under one end of a $\text{254 mm}$ sine bar with roll diameter of $\text{25.4 mm}$. The height of gauge blocks required at the other end of the sine bar to measure an angle of $30^{\circ}$ is ______ $\text{mm} (\textit{round off to two decimal places}$). Metrology and Inspection gateme-2021-set2 numerical-answers metrology-and-inspection + – ♦go_editor 629 views answer comment Share Follow Add Sync Questions 0 reply Please log in or register to add a comment.