Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 60 100 90 120 60 100 90 120 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to All the above objectives Decrease the tendency of belt to slip Increase the wrap angle and belt tension Increase the power transmission capacity All the above objectives Decrease the tendency of belt to slip Increase the wrap angle and belt tension Increase the power transmission capacity ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Joint may not open up Bolts are weakest elements The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Joint may not open up Bolts are weakest elements ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock resistance of steel is increased by adding Nickel Chromium Cobalt and molybdenum Nickel and chromium Nickel Chromium Cobalt and molybdenum Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is F + P F.P F P F + P F.P F P 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/2 W/9 8W/9 2W/3 W/2 W/9 8W/9 ANSWER DOWNLOAD EXAMIANS APP
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