Machine Design Stress concentration is caused due to Pitting at points or areas at which loads on a member are applied All of these Abrupt change of section Variation in properties of material from point to point in a member Pitting at points or areas at which loads on a member are applied All of these Abrupt change of section Variation in properties of material from point to point in a member ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of Combined effect of transverse shear stress and bending stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of bending stress and curvature of the wire ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cross or regular lay ropes Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands ANSWER DOWNLOAD EXAMIANS APP
Machine Design Ball bearing type screws are found in following application Crane Aeroplane engines Screw jack Steering mechanism Crane Aeroplane engines Screw jack Steering mechanism ANSWER DOWNLOAD EXAMIANS APP
Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Less than unity Equal to 1 Greater than unity None of these Less than unity Equal to 1 Greater than unity None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a spring is cut down into two springs, the stiffness of cut springs will be Half Double None of these Same Half Double None of these Same ANSWER DOWNLOAD EXAMIANS APP
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