Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Square threads Buttress threads Acme threads Knuckle threads Square threads Buttress threads Acme threads Knuckle threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K/4 K/2 2K K K/4 K/2 2K K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct, for two shafts connected in parallel? Shear stress in each shaft is the same Torque in each shaft is the same Angle of twist of each shaft is the same Torsional stiffness of each shaft is the same Shear stress in each shaft is the same Torque in each shaft is the same Angle of twist of each shaft is the same Torsional stiffness of each shaft is the same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The temperature at which the new grains are formed in the metal is known as Recrystallization temperature Upper critical temperature None of these Lower critical temperature Recrystallization temperature Upper critical temperature None of these Lower critical temperature ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings are known as Thin lubricated bearings Antifriction bearings Plastic bearings Thick lubricated bearings Thin lubricated bearings Antifriction bearings Plastic bearings Thick lubricated bearings ANSWER DOWNLOAD EXAMIANS APP
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