Machine Design The anti-friction bearings 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 Have high initial cost Can carry both radial and thrust loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 70 to 83% 45 to 60% 63 to 70% 80 to 90% 70 to 83% 45 to 60% 63 to 70% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Form coefficient of spring is Ratio of coil diameter to wire diameter Load required to produce unit deflection Concerned with strength of wire of spring Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection Concerned with strength of wire of spring Its capability of storing energy ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be 4F/bh 3F/2bh F/bh 2F/bh 4F/bh 3F/2bh F/bh 2F/bh ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following cotter joint will be used to connect strap end of a connecting rod? Spigot and socket cotter joint Any one of these Gib and cotter joint Sleeve and cotter joint Spigot and socket cotter joint Any one of these Gib and cotter joint Sleeve and cotter joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft ANSWER DOWNLOAD EXAMIANS APP