Machine Design Which of the following screw thread is used for power transmission in one direction only? Square threads Acme threads Buttress threads Multiple threads Square threads Acme threads Buttress threads Multiple threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to Larger than None of these Smaller than Equal to Larger than None of these Smaller than ANSWER DOWNLOAD EXAMIANS APP
Machine Design A crankshaft is a __________ shaft. Machine frame Machine Transmission None of these Machine frame Machine Transmission None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The flank of the tooth is the Surface of the tooth below the pitch surface Surface of the top of the tooth Surface of the tooth above the pitch surface Width of the tooth measured along the pitch circle Surface of the tooth below the pitch surface Surface of the top of the tooth Surface of the tooth above the pitch surface Width of the tooth measured along the pitch circle ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, The tension in tight side is twice the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these The tension in slack side is equal to the centrifugal tension The tension in tight side is twice the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these The tension in slack side is equal to the centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.8 3.0 2.5 3.5 2.8 3.0 2.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
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