Machine Design The stress in the threaded part of the bolt will be __________ as compared to the shank. Lower None of these Higher Same Lower None of these Higher Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Increasing the length of bar Decreasing the cross-sectional area of the bar All of these Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar All of these Decreasing the modulus of elasticity of the bar 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 W/9 8W/9 W/2 2W/3 W/9 8W/9 W/2 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 shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design For maximum power, the velocity of the belt will be √(T/2m) √(T/3m) None of these √(T/m) √(T/2m) √(T/3m) None of these √(T/m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T sec²φ T/sec³φ T cosecφ T sec³φ T sec²φ T/sec³φ T cosecφ T sec³φ ANSWER DOWNLOAD EXAMIANS APP