Machine Design If two springs are in parallel then their overall stiffness will be None of these Half Double Same None of these Half Double Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Both (A) and (B) None of these It is worked below recrystallization temperature Its hardness and strength increases Both (A) and (B) None of these It is worked below recrystallization temperature Its hardness and strength increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings The oil film pressure is generated only by the rotation of the journal Grease is used for lubrication The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal Grease is used for lubrication The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 1.8 d 1.57 d 0.8 d 1.2 d 1.8 d 1.57 d 0.8 d 1.2 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design 18/8 steel contains 18% nickel and 8% chromium 18% vanadium and 8% nickel 18% chromium and 8% nickel 18% nickel and 8% vanadium 18% nickel and 8% chromium 18% vanadium and 8% nickel 18% chromium and 8% nickel 18% nickel and 8% vanadium 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 8W/9 W/9 W/2 2W/3 8W/9 W/9 W/2 2W/3 ANSWER DOWNLOAD EXAMIANS APP
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