1.

Two_20°_involute_spur_gears_have_a_module_of_12_mm._The_addendum_is_equal_to_1.5_module._If_the_larger_gear_has_40_teeth_and_the_pinion_has_20_teeth,_find_the_pressure_angle_at_which_interference_can_be_avoided.$

A. 20.66°
B. 21.96°
C. 22.23°
D. 21.24°
Answer» B. 21.96¬¨¬®‚Äö√†√ª


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