0.1
0.05
0.95
1.05
Tin, copper and antimony
Tin, Phosphorous and copper
Copper, zinc and lead
Aluminium, lead and zinc
Sometimes provide clearance and sometimes interference
Provide transition from clearance to interference along the axis of shaft
Provides clearance in one end and interference in other end
Provides always clearance
increase arc of contact
increase belt tension
Decrease slackness
All of the above
is always positive
is always negative
is always zero
May be positive, negative or zero