Machine Design Which is correct statement? Stress concentration in cyclic loading is Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Equally serious in both types of materials Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Equally serious in both types of materials 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/9 W/2 2W/3 8W/9 W/9 W/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The square threads are usually found on Screw cutting lathes Railway carriage couplings Feed mechanism of machine tools Spindles of bench vices Screw cutting lathes Railway carriage couplings Feed mechanism of machine tools Spindles of bench vices ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 2 times more 4 times more 3 times more Same in both cases 2 times more 4 times more 3 times more Same in both cases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cyclic loading, stress concentration is more serious in Brittle as well as ductile materials Elastic materials Brittle materials Ductile materials Brittle as well as ductile materials Elastic materials Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm All of these 1 mm for rivet diameter from 27 mm to 36 mm 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm All of these ANSWER DOWNLOAD EXAMIANS APP