Machine Design Set screws are Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Similar to stud Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Similar to stud Slotted for a screw driver and generally used with a nut 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 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flange coupling is used to connect two shafts Have lateral misalignment Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned Have lateral misalignment Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearings of heavy series have capacity __________ over the medium series. 20 to 30% 30 to 40% 40 to 50% 10 to 20% 20 to 30% 30 to 40% 40 to 50% 10 to 20% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of driving tensions in V-belt drives is __________ flat belt drives. sin α times less than Equal to sin α times more than cosec α times more than sin α times less than Equal to sin α times more than cosec α times more than ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resistance to fatigue of a material is measured by Elastic limit Ultimate tensile strength Endurance limit Young's modulus Elastic limit Ultimate tensile strength Endurance limit Young's modulus ANSWER DOWNLOAD EXAMIANS APP
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