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 10 N-m 5 N-m 15 N-m 7 N-m 10 N-m 5 N-m 15 N-m 7 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing up to 0.15% carbon is known as High carbon steel Medium carbon steel Dead mild steel Mild steel High carbon steel Medium carbon steel Dead mild steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is 0.2 0.65 0.35 0.5 0.2 0.65 0.35 0.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress. One-third One-fourth Double One-half One-third One-fourth Double One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment? Bushed pin type coupling Oldham coupling Universal coupling All of these Bushed pin type coupling Oldham coupling Universal coupling All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (according to Barth) will be equal to (Where, Pc is centrifugal tension) [(√P1 + √P2)/2]² [⅟₂ × (P1 + P2)] + Pc P1 + P2 ⅟₂× (P1 + P2) [(√P1 + √P2)/2]² [⅟₂ × (P1 + P2)] + Pc P1 + P2 ⅟₂× (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
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