Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 3000-4000 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 3000-4000 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Decreases Increases Remains unchanged None of these Decreases Increases Remains unchanged None of these 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
Machine Design A compound belt drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions None of these Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used To obtain variable speeds To increase efficiency of system For speed reduction To produce torque To obtain variable speeds To increase efficiency of system For speed reduction To produce torque ANSWER DOWNLOAD EXAMIANS APP
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