Machine Design Which of the following spring is used in mechanical wrist watch? Helical compression spring Belleville spring Torsion spring Spiral spring Helical compression spring Belleville spring Torsion spring Spiral spring 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 3.5 3 2.5 2.8 3.5 3 2.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Calculating stresses in thick cylinders Joining thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders Calculating stresses in thick cylinders Joining thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as None of these Shear strength is equal to crushing strength Shear strength is greater than crushing strength Shear strength is less than crushing strength None of these Shear strength is equal to crushing strength Shear strength is greater than crushing strength Shear strength is less than crushing strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is an anti-friction bearing? Collar bearing Needle bearing Journal bearing Pedestal bearing Collar bearing Needle bearing Journal bearing Pedestal bearing 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 3.6 N/mm² tension 7.2 N/mm² compression 3.6 N/mm² compression 7.2 N/mm² tension 3.6 N/mm² tension 7.2 N/mm² compression 3.6 N/mm² compression 7.2 N/mm² tension ANSWER DOWNLOAD EXAMIANS APP
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