Machine Design The helix angle for double helical gears may be made up to 45° 75° 90° 60° 45° 75° 90° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The process extensively used for making bolts and nuts is Hot piercing Cold peening Cold heading Extrusion Hot piercing Cold peening Cold heading Extrusion 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 Creep in belt is due to Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is an anti-friction bearing? Collar bearing Pedestal bearing Needle bearing Journal bearing Collar bearing Pedestal bearing Needle bearing Journal bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Whose lower as well as upper deviations are zero Whose lower deviation is zero Does not exist Whose upper deviation is zero Whose lower as well as upper deviations are zero Whose lower deviation is zero Does not exist Whose upper deviation is zero ANSWER DOWNLOAD EXAMIANS APP
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