Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. None of these Smallest Largest Effective None of these Smallest Largest Effective ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 160° 90° 135° 180° 160° 90° 135° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Depends on heat treatment carried out Increases markedly Remain same Decreases markedly Depends on heat treatment carried out Increases markedly Remain same Decreases markedly 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) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The longitudinal stress is __________ of the circumferential stress. Two-third Double Three-fourth One-half Two-third Double Three-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to 2W/3 8W/9 W/2 W/9 2W/3 8W/9 W/2 W/9 ANSWER DOWNLOAD EXAMIANS APP