Machine Design A hollow saddle key is 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 Provided in pairs at right angles and each key is to withstand torsion in one direction only 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 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 Provided in pairs at right angles and each key is to withstand torsion in one direction only 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The speed of the sprocket reduces as the chain pitch __________ for a given number of teeth. None of these Increases Decreases Remain same None of these Increases Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design I.S. specifies following total number of grades of tolerances 20 22 16 18 20 22 16 18 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/8 d/2 d/6 d/4 d/8 d/2 d/6 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft coupling should Be easy to connect or disconnect All of these Hold the shafts in perfect alignment Transmit full power of the shaft Be easy to connect or disconnect All of these Hold the shafts in perfect alignment Transmit full power of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by N/Zp Z/pN ZN/p p/ZN N/Zp Z/pN ZN/p p/ZN ANSWER DOWNLOAD EXAMIANS APP
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