Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Equal to 1 None of these Greater than unity Less than unity Equal to 1 None of these Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to All of these Introduce protection against over loads Reduce the transmission of shock loads Introduce mechanical flexibility All of these Introduce protection against over loads Reduce the transmission of shock loads Introduce mechanical flexibility ANSWER DOWNLOAD EXAMIANS APP
Machine Design The largest diameter of an external or internal screw thread is known as Major diameter Minor diameter None of these Pitch diameter Major diameter Minor diameter None of these Pitch diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 35° to 50° 15° to 20° 20° to 35° 10° to 15° 35° to 50° 15° to 20° 20° to 35° 10° to 15° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A feather key is generally Loose in both shaft and hub Tight in both shaft and hub Tight in shaft and loose in hub Loose in shaft and tight in hub Loose in both shaft and hub Tight in both shaft and hub Tight in shaft and loose in hub Loose in shaft and tight in hub ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Increases Decreases None of these Remains unchanged Increases Decreases None of these Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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