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 - 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 P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of first type, the mechanical advantage is ________ one. Equal to Less than More than None of these Equal to Less than More than None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Buttress threads are usually found on Feed mechanisms Spindles of bench vices Railway carriage couplings Screw cutting lathes Feed mechanisms Spindles of bench vices Railway carriage couplings Screw cutting lathes ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be Same Double One-fourth One-half Same Double One-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct, for two shafts connected in parallel? Angle of twist of each shaft is the same Torque in each shaft is the same Shear stress in each shaft is the same Torsional stiffness of each shaft is the same Angle of twist of each shaft is the same Torque in each shaft is the same Shear stress in each shaft is the same Torsional stiffness of each shaft is the same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dedendum is the radial distance from the Pitch circle to the bottom of a tooth Top of a tooth to the bottom of a tooth Pitch circle to the top of a tooth Addendum circle to the clearance circle Pitch circle to the bottom of a tooth Top of a tooth to the bottom of a tooth Pitch circle to the top of a tooth Addendum circle to the clearance circle ANSWER DOWNLOAD EXAMIANS APP
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