Machine Design The following type of nut is used with alien bolt Castle nut Slotted nut Any one of the above Hexagonal nut Castle nut Slotted nut Any one of the above Hexagonal nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is Same Less More or less depending on quantum of load More Same Less More or less depending on quantum of load More ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is specified by its Minor diameter Pitch Major diameter Pitch diameter Minor diameter Pitch Major diameter Pitch diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? The efficiency of a self locking screw can not be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread 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 a self locking screw can not be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread 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 The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° - φ 45° - φ/2 45° + φ/2 90° - φ 45° - φ 45° - φ/2 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Taper usually provided on cotter is 1 in 40 1 in 24 1 in 5 1 in 10 1 in 40 1 in 24 1 in 5 1 in 10 ANSWER DOWNLOAD EXAMIANS APP
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