Machine Design In cyclic loading, stress concentration is more serious in Elastic materials Brittle as well as ductile materials Ductile materials Brittle materials Elastic materials Brittle as well as ductile materials Ductile materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of pin of a rocker arm of an I.C. engine is based on Bearing failure Shearing failure Bending failure All of these Bearing failure Shearing failure Bending failure All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 0.5 d 0.75 d 1.25 d d 0.5 d 0.75 d 1.25 d d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Low starting and low running friction except at very high speeds Small overall dimensions All of these Accuracy of shaft alignment Low starting and low running friction except at very high speeds Small overall dimensions All of these Accuracy of shaft alignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design The standard length of the shaft is 6 m 5 m 7 m All of these 6 m 5 m 7 m All of these 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% 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% The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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