railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Metrology and Inspection
θ, the taper angle of dead centre measured in a sine bar is _______
where h – height of slip gauges, L – length of sine bar
1
θ = sin-1h/L
2
θ = sin-1h/2L
3
θ = sin-1L/h
4
θ = sin (h/L)