Machine Design Shaft coupling is used in machinery to Introduce protection against over loads Introduce mechanical flexibility All of these Reduce the transmission of shock loads Introduce protection against over loads Introduce mechanical flexibility All of these Reduce the transmission of shock loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The root angle of a bevel gear is equal to Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - dedendum angle Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - dedendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Remain unaffected with cross-section area Would depend upon other factors Increasing the cross-section area of bar Decreasing the cross-section area of bar Remain unaffected with cross-section area Would depend upon other factors Increasing the cross-section area of bar Decreasing the cross-section area of bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design A self locking screw has Course threads Coefficient of friction is greater than tangent of load angle Fine threads Hole for inserting split pin Course threads Coefficient of friction is greater than tangent of load angle Fine threads Hole for inserting split pin ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. None of these Medium Smaller Greater None of these Medium Smaller Greater ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double strap butt joint (with equal straps) is Always in double shear Either in single shear or double shear Always in single shear Any one of these Always in double shear Either in single shear or double shear Always in single shear Any one of these ANSWER DOWNLOAD EXAMIANS APP
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