Machine Design The form factor of a helical gear __________ with the increase in the helix angle. None of these Increases Decreases Remains constant None of these Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by 1 mm for rivet diameter from 27 mm to 36 mm All of these 2 mm for rivet diameter from 39 mm to 48 mm 0.5 mm up to rivet diameter of 24 mm 1 mm for rivet diameter from 27 mm to 36 mm All of these 2 mm for rivet diameter from 39 mm to 48 mm 0.5 mm up to rivet diameter of 24 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design The surface finish factor for a mirror polished material is 0.85 0.65 0.45 1 0.85 0.65 0.45 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is Fitted in pairs at right angles All of these A tapered key with head at one end Capable of tilting in a recess milled out in the shaft Fitted in pairs at right angles All of these A tapered key with head at one end Capable of tilting in a recess milled out in the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? Both (A) and (B) 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% If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% Both (A) and (B) 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% 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 When the screw in a mechanical screw jack rotates, the load kept on the top of it moves Axially downwards Axially upwards Axially upwards or downwards None of these Axially downwards Axially upwards Axially upwards or downwards None of these ANSWER DOWNLOAD EXAMIANS APP
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