Lewis form factor is based on real number of teeth.

1.	Lewis form factor is based on real number of teeth.
A.	True
B.	False
Answer» C.

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Calculate the shaft angle for same hand of helix if helix angle of two gears are 20⁰ and 17⁰.
A herringbone speed reducer consist of 20 teeth pinion driving a 100 teeth gear. The normal module of gear is 2mm. The face width of each half is 30mm and Lewis factor is 0.4. Calculate the ratio factor Q.
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HELIX_ANGLE_OF_HERRINGBONE_AND_DOUBLE_HELICAL_GEARS_IS_RELATIVELY_HIGHER.?$
A_herringbone_speed_reducer_consist_of_20_teeth_pinion_driving_a_100_teeth_gear._The_normal_module_of_gear_is_2mm._The_face_width_of_each_half_is_30mm_and_Lewis_factor_is_0.4._If_permissible_bending_stress_is_500N/mm¬¨¬®‚Äö√¢¬ß,_then_calculate_the_beam_strength.$#

Lewis form factor is based on real number of teeth.

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