Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 7 N-m 15 N-m 5 N-m 10 N-m 7 N-m 15 N-m 5 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 1.2 d 0.8 d 1.57 d 1.8 d 1.2 d 0.8 d 1.57 d 1.8 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (180°/T) p = D sin (90°/T) p = D sin (120°/T) p = D sin (360°/T) p = D sin (180°/T) p = D sin (90°/T) p = D sin (120°/T) p = D sin (360°/T) ANSWER DOWNLOAD EXAMIANS APP
Machine Design If two springs are in parallel then their overall stiffness will be Double Same None of these Half Double Same None of these Half ANSWER DOWNLOAD EXAMIANS APP
Machine Design The smallest diameter of an external or internal screw thread is known as Minor diameter None of these Major diameter Pitch diameter Minor diameter None of these Major diameter Pitch diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a butt welded joint, the size of weld is __________ the throat of weld. 2 times Double 0.5 times Equal to 2 times Double 0.5 times Equal to ANSWER DOWNLOAD EXAMIANS APP
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