Machine Design If two springs are in parallel then their overall stiffness will be Half None of these Double Same Half None of these Double Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The acme threads are usually found on Screw cutting lathes Railway carriage couplings Spindles of bench vices Feed mechanism of machine tools Screw cutting lathes Railway carriage couplings Spindles of bench vices Feed mechanism of machine tools ANSWER DOWNLOAD EXAMIANS APP
Machine Design The function of the washer is to Provide cushioning effect Absorb shocks and vibrations Fill up the axial gap Provide bearing area Provide cushioning effect Absorb shocks and vibrations Fill up the axial gap Provide bearing area ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt can be increased by Making shank diameter equal to core diameter of thread Grinding the shank Tightening it properly Increasing shank diameter Making shank diameter equal to core diameter of thread Grinding the shank Tightening it properly Increasing shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if the Friction angle is equal to helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is more than helix angle Friction angle is equal to helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is more than helix angle 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) 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% The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) 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
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