Machine Design The constant factor in case of R10 series of preferred numbers is 1.12 1.58 1.26 1.06 1.12 1.58 1.26 1.06 ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating tearing resistance of the plate to the shearing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design The size of a gear is usually specified by Pressure angle Circular pitch Diametral pitch Pitch circle diameter Pressure angle Circular pitch Diametral pitch Pitch circle diameter 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 The efficiency of a self locking screw can not be more than 50% Both (A) and (B) 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 The efficiency of a self locking screw can not be more than 50% Both (A) and (B) 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 In order to have smooth operation, the minimum number of teeth on the smaller sprocket, for moderate speeds, should be 25 15 17 21 25 15 17 21 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole to the nearest edge of the plate in terms of dia. of rivet d should be equal to 1 d 1.25 d 1.75 d 1.5 d 1 d 1.25 d 1.75 d 1.5 d ANSWER DOWNLOAD EXAMIANS APP