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The backlash for spur gears depends upon

A. module
B. pitch line velocity
C. tooth profile
D. both (a) and (b)

Option D

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In second type of levers, A. load is in between the fulcrum and effort B. effort is in between the fulcrum and load C. fulcrum is in between the load and effort D. none of these	A sliding bearing which operates without any lubricant present, is called A. zero film bearing B. boundary lubricated bearing C. hydrodynamic lubricated bearing D. hydrostatic lubricated bearing