Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2 d 1.2 d 1.6 d 2.5 d 2 d 1.2 d 1.6 d 2.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Taper usually provided on cotter is 1 in 10 1 in 40 1 in 5 1 in 24 1 in 10 1 in 40 1 in 5 1 in 24 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to (Where, Pc = tension in belt due to centrifugal force) Pc/3 1 Pc 3 Pc 2 Pc Pc/3 1 Pc 3 Pc 2 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) The efficiency of a self locking screw can not be more than 50% If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) The efficiency of a self locking screw can not be more than 50% If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 10 N-m 7 N-m 5 N-m 15 N-m 10 N-m 7 N-m 5 N-m 15 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic shaft is one Whose lower deviation is zero Whose upper deviation is zero Does not exist Whose lower as well as upper deviations are zero Whose lower deviation is zero Whose upper deviation is zero Does not exist Whose lower as well as upper deviations are zero ANSWER DOWNLOAD EXAMIANS APP
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