Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is F.P P F F + P F.P P F F + P ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In decreasing the slip of the belt To increase pulley life In increasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In decreasing the slip of the belt To increase pulley life ANSWER DOWNLOAD EXAMIANS APP
Machine Design The washer is generally specified by its Hole diameter Outer diameter Thickness Mean diameter Hole diameter Outer diameter Thickness Mean diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which one of the following loading is considered for the design of axles? Bending moment only Combined bending moment and twisting moments Twisting moment only Combined action of bending moment, twisting moment and axial thrust Bending moment only Combined bending moment and twisting moments Twisting moment only Combined action of bending moment, twisting moment and axial thrust ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress at a point in a shaft subjected to a torque is Directly proportional to the applied torque and the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and inversely proportional to the polar moment of inertia Directly proportional to the applied torque and the polar moment of inertia Inversely proportional to the applied torque and the polar moment of inertia Directly proportional to the polar moment of inertia and to the distance of the point from the axis Directly proportional to the applied torque and inversely proportional to the polar moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Never be across the threaded portion Be normal to threaded portion of shank Be across threaded portion of shank Be parallel to axis of bolt Never be across the threaded portion Be normal to threaded portion of shank Be across threaded portion of shank Be parallel to axis of bolt ANSWER DOWNLOAD EXAMIANS APP
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