Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Reduce vibration Reduce slip Ensure proper alignment Ensure uniform loading Reduce vibration Reduce slip Ensure proper alignment Ensure uniform loading 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 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% The efficiency of a self locking screw can not be more than 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A V-belt designated as B 4430 LP has 4430 mm as diameter of small pulley 4430 mm as centre distance between pulleys 4430 mm as diameter of large pulley 4430 mm as nominal pitch length 4430 mm as diameter of small pulley 4430 mm as centre distance between pulleys 4430 mm as diameter of large pulley 4430 mm as nominal pitch length ANSWER DOWNLOAD EXAMIANS APP
Machine Design Belt slip may occur due to Heavy load Driving pulley too small All of these Loose belt Heavy load Driving pulley too small All of these Loose belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double fillet welded joint with parallel fillet weld of length 'l' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by P/√2.s.l P/2.s.l √2P/s.l 2P/s.l P/√2.s.l P/2.s.l √2P/s.l 2P/s.l ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 120 60 90 100 120 60 90 100 ANSWER DOWNLOAD EXAMIANS APP
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