Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Equal to 1 None of these Greater than unity Less than unity Equal to 1 None of these Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock resistance of steel is increased by adding Chromium Cobalt and molybdenum Nickel and chromium Nickel Chromium Cobalt and molybdenum Nickel and chromium Nickel 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 2.5 3.5 2.8 3.0 2.5 3.5 2.8 3.0 ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by 1 mm for rivet diameter from 27 mm to 36 mm All of these 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm 1 mm for rivet diameter from 27 mm to 36 mm All of these 0.5 mm up to rivet diameter of 24 mm 2 mm for rivet diameter from 39 mm to 48 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Is uniform throughout Varies exponentially, being more at the torque-input end Varies exponentially, being less at the torque-input end Varies linearly Is uniform throughout Varies exponentially, being more at the torque-input end Varies exponentially, being less at the torque-input end Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt speed increases Power transmitted increases Power transmitted decreases Power transmitted increases to a maximum value and then decreases Power transmitted remains the same Power transmitted increases Power transmitted decreases Power transmitted increases to a maximum value and then decreases Power transmitted remains the same ANSWER DOWNLOAD EXAMIANS APP
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