Machine Design Lewis equation is applied To weaker of the pinion or gear To stronger of the pinion or gear Only to the pinion Only to the gear To weaker of the pinion or gear To stronger of the pinion or gear Only to the pinion Only to the gear 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% 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% The efficiency of Acme (trapezoidal) thread is less than that of a square thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design The anti-friction bearings All of these Have high initial cost Can carry both radial and thrust loads Have low starting and low running friction at moderate speeds All of these Have high initial cost Can carry both radial and thrust loads Have low starting and low running friction at moderate speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 22.5° 67.5° 45° 90° 22.5° 67.5° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for Safety Reducing stress concentration Ease of manufacture Fullering and caulking Safety Reducing stress concentration Ease of manufacture Fullering and caulking ANSWER DOWNLOAD EXAMIANS APP
Machine Design For unequal width of butt straps, the thicknesses of butt straps are 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside 0.625 t for both the straps on the inside and outside 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside 0.75 t for both the straps on the inside and outside 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside 0.625 t for both the straps on the inside and outside 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside 0.75 t for both the straps on the inside and outside ANSWER DOWNLOAD EXAMIANS APP