Machine Design In cross or regular lay ropes 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 Direction of twist of wires in strands is opposite to the direction of twist of strands ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 6/(6 + v) 4.5/(4.5 + v) 3/(3 + v) 0.75/(0.75 + √v) 6/(6 + v) 4.5/(4.5 + v) 3/(3 + v) 0.75/(0.75 + √v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt can be increased by Making shank diameter equal to core diameter of thread Grinding the shank Tightening it properly Increasing shank diameter Making shank diameter equal to core diameter of thread Grinding the shank Tightening it properly Increasing shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial cams, the follower moves In a direction parallel to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dedendum circle diameter is equal to (where φ = Pressure angle) Addendum circle diameter × cosφ Clearance circle diameter × cosφ Pitch circle diameter × cosφ Pitch circle diameter × sinφ Addendum circle diameter × cosφ Clearance circle diameter × cosφ Pitch circle diameter × cosφ Pitch circle diameter × sinφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Smaller than None of these Equal to Larger than Smaller than None of these Equal to Larger than ANSWER DOWNLOAD EXAMIANS APP