engineering recuitment AAI JE Technical Mock Test 2020-21 Production Engineering (Manufacturing) Metal Forming Rolling
In a rolling operation, the bite angle is given by
1
\(\cos \alpha = 1 - \frac{{{\rm{\Delta }}H}}{{2R}}\)
2
\(\cos \alpha = 1 - \frac{{2{\rm{R}}}}{{{\rm{\Delta }}H}}\)
3
\(\tan \alpha = \frac{{{\rm{\Delta }}H}}{R}\)
4
\(\tan \alpha = \frac{R}{{{\rm{\Delta }}H}}\)