Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 124 d 168 d 151 d 138 d 124 d 168 d 151 d 138 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 67.5° 90° 45° 22.5° 67.5° 90° 45° 22.5° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston rod of a steam engine is usually connected to the cross-head by means of Knuckle joint Cotter joint Bolted joint Universal joint Knuckle joint Cotter joint Bolted joint Universal joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of stress concentration factor depends upon Geometry of the part Material and geometry of the part None of these Material of the part Geometry of the part Material and geometry of the part None of these Material of the part ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is just sufficient to hold parts together Is 50% of yield point Is about yield point divided by safety factor Approaches yield point Is just sufficient to hold parts together Is 50% of yield point Is about yield point divided by safety factor Approaches yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by means of a belt depends upon Velocity of the belt All of these Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley Velocity of the belt All of these Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley ANSWER DOWNLOAD EXAMIANS APP
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