Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by Z/pN ZN/p p/ZN N/Zp Z/pN ZN/p p/ZN N/Zp ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston pin bearings in heavy duty diesel engines are Cylindrical roller bearings Needle roller bearings Spherical roller bearings Tapered roller bearings Cylindrical roller bearings Needle roller bearings Spherical roller bearings Tapered roller bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis equation is applied To weaker of the pinion or gear Only to the gear To stronger of the pinion or gear Only to the pinion To weaker of the pinion or gear Only to the gear To stronger of the pinion or gear Only to the pinion ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Radial load at high speed Small angular displacement of shafts Heavy thrust load only Combined thrust and radial loads at high speed Radial load at high speed Small angular displacement of shafts Heavy thrust load only Combined thrust and radial loads at high speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual number of teeth (T) is 1/cosθ 1/tanθ 1/sinθ sinθ cosθ 1/cosθ 1/tanθ 1/sinθ sinθ cosθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of M 24 × 2 means that The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm The pitch of the thread is 24 mm and depth is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm The pitch of the thread is 24 mm and depth is 2 mm ANSWER DOWNLOAD EXAMIANS APP
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