Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 22.5° 90° 45° 67.5° 22.5° 90° 45° 67.5° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cast iron pipes are mainly used All of these For conveying steam In water and sewage systems In pressure lubrication systems on prime movers All of these For conveying steam In water and sewage systems In pressure lubrication systems on prime movers ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Equally serious in both cases Brittle materials Depends on other factors Ductile materials Equally serious in both cases Brittle materials Depends on other factors Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt is designed on the basis of __________ with a large factor of safety. Direct bending stress Direct shear stress Direct tensile stress Direct compressive stress Direct bending stress Direct shear stress Direct tensile stress Direct compressive stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be (Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 2m) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / 3m) √(Pmax / m) √(3m /Pmax) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The form factor of a helical gear __________ with the increase in the helix angle. Decreases None of these Increases Remains constant Decreases None of these Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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