Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 0.8 d 1.8 d 1.2 d 1.57 d 0.8 d 1.8 d 1.2 d 1.57 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The buckling load will be maximum for a column, if Both ends of the column are clamped One end of the column is clamped and the other end is free One end of the column is hinged and the other end is free Both ends of the column are hinged Both ends of the column are clamped One end of the column is clamped and the other end is free One end of the column is hinged and the other end is free Both ends of the column are hinged ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. None of these Parallel Rectangular Square None of these Parallel Rectangular Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct for gears? All of these The pitch circle is always greater than the base circle The addendum is less than dedendum The pitch circle diameter is equal to the product of module and number of teeth All of these The pitch circle is always greater than the base circle The addendum is less than dedendum The pitch circle diameter is equal to the product of module and number of teeth ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Be normal to threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be across threaded portion of shank Be normal to threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be across threaded portion of shank ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length) 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP
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