Machine Design Shaft coupling is used in machinery to Introduce mechanical flexibility Reduce the transmission of shock loads All of these Introduce protection against over loads Introduce mechanical flexibility Reduce the transmission of shock loads All of these Introduce protection against over loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kt - 1)/ (Kf - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) (Kt - 1)/ (Kf - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as Mitre gears Crown Bevel gears Angular bevel gears Internal bevel gears Mitre gears Crown Bevel gears Angular bevel gears Internal bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets None of these Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A connecting rod subjected to an axial load may buckle with X-axis or Y-axis as neutral axis Y-axis as neutral axis X-axis as neutral axis Z-axis X-axis or Y-axis as neutral axis Y-axis as neutral axis X-axis as neutral axis Z-axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is Larger/smaller depending on diameter of spring coil Smaller Larger Equal Larger/smaller depending on diameter of spring coil Smaller Larger Equal ANSWER DOWNLOAD EXAMIANS APP
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