Machine Design A tap bolt Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston pin bearings in heavy duty diesel engines are Spherical roller bearings Cylindrical roller bearings Tapered roller bearings Needle roller bearings Spherical roller bearings Cylindrical roller bearings Tapered roller bearings Needle roller bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch angle of the Izod impact test specimen is 20° 30° 45° 10° 20° 30° 45° 10° ANSWER DOWNLOAD EXAMIANS APP
Machine Design When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as Angular bevel gears Mitre gears Internal bevel gears Crown bevel gears Angular bevel gears Mitre gears Internal bevel gears Crown bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum shear stress theory Maximum strain energy theory Maximum principal stress theory Maximum distortion energy theory Maximum shear stress theory Maximum strain energy theory Maximum principal stress theory Maximum distortion energy theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be (Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 3m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / m) √(Pmax / 3m) √(3m /Pmax) √(Pmax / 2m) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
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