Machine Design In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because New and old belts will cause vibrations Belts are available in sets Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life New and old belts will cause vibrations Belts are available in sets Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Lap joint with one ring overlapping the other Any one of the above Butt joint with double cover plate Butt joint with single cover plate Lap joint with one ring overlapping the other Any one of the above Butt joint with double cover plate Butt joint with single cover plate ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to None of these Smaller than Larger than Equal to None of these Smaller than Larger than ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder None of these Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder None of these Half the angle between two inclined faces in axial plane ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rankine's theory of failure is applicable for following type of materials Plastic Ductile Brittle Elastic Plastic Ductile Brittle Elastic ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F + P F F.P P F + P F F.P ANSWER DOWNLOAD EXAMIANS APP
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