Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is maximum at zero speed and decreases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design An Involute pinion and gear are in mesh. If both have the same size of addendum, then there will be interference between the Tip of the pinion and flank of gear Tip of the gear and flank of pinion Tip of both gear and pinion Flanks of both gear and pinion Tip of the pinion and flank of gear Tip of the gear and flank of pinion Tip of both gear and pinion Flanks of both gear and pinion ANSWER DOWNLOAD EXAMIANS APP
Machine Design Aircraft body is usually fabricated by Riveting Pre-casting Casting Welding Riveting Pre-casting Casting Welding ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole to the nearest edge of the plate in terms of dia. of rivet d should be equal to 1.5 d 1.75 d 1 d 1.25 d 1.5 d 1.75 d 1 d 1.25 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Butt joint with single cover plate Any one of the above Lap joint with one ring overlapping the other Butt joint with double cover plate Butt joint with single cover plate Any one of the above Lap joint with one ring overlapping the other Butt joint with double cover plate ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of Lewis form factor used in design of gears is Dependent on number of teeth of a gear Dependent on system of teeth All of these Independent of size of teeth Dependent on number of teeth of a gear Dependent on system of teeth All of these Independent of size of teeth ANSWER DOWNLOAD EXAMIANS APP
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