Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio None of these Remains unchanged Increases Decreases None of these Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is F + P F.P P F F + P F.P P F ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting centrifugal tension) will be equal to (Where, Pc is centrifugal tension) ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In unilateral system of tolerance, the tolerance is allowed on One side of the actual size One side of the nominal size Both sides of the nominal size Both sides of the actual size One side of the actual size One side of the nominal size Both sides of the nominal size Both sides of the actual size ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double strap butt joint (with equal straps) is Always in single shear Either in single shear or double shear Always in double shear Any one of these Always in single shear Either in single shear or double shear Always in double shear Any one of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design For same pulley diameters, center distance, belt speed and belt and pulley materials, Open belt drive transmits more power than crossed belt drive Power transmission does not depend upon open and crossed types of constructions Open and crossed belt drives transmit same power Crossed belt drive transmits more power than open belt drive Open belt drive transmits more power than crossed belt drive Power transmission does not depend upon open and crossed types of constructions Open and crossed belt drives transmit same power Crossed belt drive transmits more power than open belt drive ANSWER DOWNLOAD EXAMIANS APP