Machine Design In the levers of __________ type, the mechanical advantage is less than one. Third First Second None of these Third First Second None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which one of the following loading is considered for the design of axles? Bending moment only Twisting moment only Combined bending moment and twisting moments Combined action of bending moment, twisting moment and axial thrust Bending moment only Twisting moment only Combined bending moment and twisting moments Combined action of bending moment, twisting moment and axial thrust ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Elastic limit to the yield point Young's modulus to the ultimate tensile strength Elastic limit to the working stress Endurance limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength Elastic limit to the working stress Endurance limit to the working stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design Three different weights fall from a certain height under vacuum. They will take Same time to reach earth Times proportional to weight to reach earth None of these Times inversely proportional to weight to reach earth Same time to reach earth Times proportional to weight to reach earth None of these Times inversely proportional to weight to reach earth ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Remain same Decreases markedly Increases markedly Depends on heat treatment carried out Remain same Decreases markedly Increases markedly Depends on heat treatment carried out ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² tension 3.6 N/mm² compression 7.2 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² tension 3.6 N/mm² compression ANSWER DOWNLOAD EXAMIANS APP
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