Machine Design Which of the following screw thread is used for power transmission in one direction only? Acme threads Multiple threads Square threads Buttress threads Acme threads Multiple threads Square threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in cyclic loading is Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in ductile materials and less serious in brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design calculations for members subject to fluctuating loads with the same factor of safety, yield the most conservative estimates when using Gerber relation None of these Soderberg relation Goodman relation Gerber relation None of these Soderberg relation Goodman relation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Never be across the threaded portion Be across threaded portion of shank Be normal to threaded portion of shank Be parallel to axis of bolt Never be across the threaded portion Be across threaded portion of shank Be normal to threaded portion of shank Be parallel to axis of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 30-50 m/s 3-15 m/s 15-30 m/s 1-3 m/s 30-50 m/s 3-15 m/s 15-30 m/s 1-3 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearing characteristic number in a hydrodynamic bearing depends upon Length, width and speed Viscosity, speed and bearing pressure Length, width and load Viscosity, speed and load Length, width and speed Viscosity, speed and bearing pressure Length, width and load Viscosity, speed and load ANSWER DOWNLOAD EXAMIANS APP
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