60 to 80 r.p.m.
80 to 100 r.p.m.
100 to 200 r.p.m.
200 to 300 r.p.m.
length of pair of contact to the circular pitch
length of arc of contact to the circular pitch
length of arc of approach to the circular pitch
length of arc of recess to the circular pitch
Scott-Russell's mechanism
Hart's mechanism
Peaucellier's mechanism
all of these
increases
decreases
remains unaffected
first increases and then decreases
structure
mechanism
inversion
machine