Machine Design Ball bearing type screws are found in following application Screw jack Steering mechanism Crane Aeroplane engines Screw jack Steering mechanism Crane Aeroplane engines ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings Have high initial cost Can carry both radial and thrust loads Have low starting and low running friction at moderate speeds All of these Have high initial cost Can carry both radial and thrust loads Have low starting and low running friction at moderate speeds All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Polishing Coating Electroplating Shot peening Polishing Coating Electroplating Shot peening ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to Increase the key width Increase the key length Increase the key depth Decrease the key length Increase the key width Increase the key length Increase the key depth Decrease the key length ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2 d 2.5 d 1.6 d 1.2 d 2 d 2.5 d 1.6 d 1.2 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The valve rod in a steam engine is connected to an eccentric rod by Bolted joint Universal coupling Knuckle joint Cotter joint Bolted joint Universal coupling Knuckle joint Cotter joint ANSWER DOWNLOAD EXAMIANS APP