Machine Design In radial bearings, the load acts __________ to the axis of rotation. Both A and B Perpendicular Parallel None of these Both A and B Perpendicular Parallel None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called Castle nut Ring nut Jam nut Sawn nut Castle nut Ring nut Jam nut Sawn nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of __________ type, the mechanical advantage is less than one. Second Third None of these First Second Third None of these First 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 Cold working Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 2 τ τ/2 4 τ τ 2 τ τ/2 4 τ τ ANSWER DOWNLOAD EXAMIANS APP
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