Machine Design For tight leakage joints, following type of thread is best suited Metric NPT (national pipe threads). Square Buttress Metric NPT (national pipe threads). Square Buttress ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Decreases None of these Remains unchanged Increases Decreases None of these Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design Creep in belt is due to All of these Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The speed of the sprocket reduces as the chain pitch __________ for a given number of teeth. Increases Decreases Remain same None of these Increases Decreases Remain same None of these 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 In case of pressure vessels having closed ends, the fluid pressure induces Circumferential stress Longitudinal stress Shear stress None of these Circumferential stress Longitudinal stress Shear stress None of these ANSWER DOWNLOAD EXAMIANS APP