Machine Design Ball bearing type screws are found in following application Steering mechanism Screw jack Aeroplane engines Crane Steering mechanism Screw jack Aeroplane engines Crane ANSWER DOWNLOAD EXAMIANS APP
Machine Design Whether any core is required in wire ropes Yes Rarely No Sometimes Yes Rarely No Sometimes ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Permit each leaf to act as an overhanging beam Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 - sinφ)/ (1 + sinφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 - sinφ)/ (1 + sinφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are None of these Hydrodynamic bearings Sleeve bearings Thin lubricated bearings None of these Hydrodynamic bearings Sleeve bearings Thin lubricated bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre to centre distance between two consecutive rivets in a row, is called Back pitch Pitch Diagonal pitch Margin Back pitch Pitch Diagonal pitch Margin ANSWER DOWNLOAD EXAMIANS APP