Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/6 d/8 d/2 d/4 d/6 d/8 d/2 d/4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Does not exist Whose lower deviation is zero Whose lower as well as upper deviations are zero Whose upper deviation is zero Does not exist Whose lower deviation is zero Whose lower as well as upper deviations are zero Whose upper deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design The constant factor in case of R10 series of preferred numbers is 1.26 1.12 1.06 1.58 1.26 1.12 1.06 1.58 ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open belt drive is used when Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design The modulus of elasticity for mild steel is approximately equal to 80 kN/mm² 100 kN/mm² 110 kN/mm² 210 kN/mm² 80 kN/mm² 100 kN/mm² 110 kN/mm² 210 kN/mm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Small overall dimensions All of these Low starting and low running friction except at very high speeds Accuracy of shaft alignment Small overall dimensions All of these Low starting and low running friction except at very high speeds Accuracy of shaft alignment ANSWER DOWNLOAD EXAMIANS APP
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