Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Decreases markedly Depends on heat treatment carried out Increases markedly Remain same Decreases markedly Depends on heat treatment carried out Increases markedly Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2840 d 1420 d 1680 d 2080 d 2840 d 1420 d 1680 d 2080 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 60° 20° 35° 45° 60° 20° 35° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial bearings, the load acts __________ to the axis of rotation. Perpendicular Both A and B Parallel None of these Perpendicular Both A and B Parallel None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The V-belts are particularly suitable for __________ drives. Long Both A and B None of these Short Long Both A and B None of these Short ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual number of teeth (T) is 1/tanθ 1/sinθ sinθ cosθ 1/cosθ 1/tanθ 1/sinθ sinθ cosθ 1/cosθ ANSWER DOWNLOAD EXAMIANS APP
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