Machine Design In cross or regular lay ropes Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Accuracy of shaft alignment Small overall dimensions Low starting and low running friction except at very high speeds All of these Accuracy of shaft alignment Small overall dimensions Low starting and low running friction except at very high speeds All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dedendum circle diameter is equal to (where φ = Pressure angle) Pitch circle diameter × sinφ Addendum circle diameter × cosφ Pitch circle diameter × cosφ Clearance circle diameter × cosφ Pitch circle diameter × sinφ Addendum circle diameter × cosφ Pitch circle diameter × cosφ Clearance circle diameter × cosφ 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 (according to Barth) will be equal to (Where, Pc is centrifugal tension) [⅟₂ × (P1 + P2)] + Pc P1 + P2 [(√P1 + √P2)/2]² ⅟₂× (P1 + P2) [⅟₂ × (P1 + P2)] + Pc P1 + P2 [(√P1 + √P2)/2]² ⅟₂× (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Oil in journal bearing should be applied at the point where load is Any one of the above Nil or lightest Average Maximum Any one of the above Nil or lightest Average Maximum ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be εc + 2εl εc + εl² 2εc + εl εc² + εl εc + 2εl εc + εl² 2εc + εl εc² + εl ANSWER DOWNLOAD EXAMIANS APP