Machine Design The centrifugal tension in belts Increase the wrap angle Decreases the power transmitted Increases the belt tension without increasing power transmission Increases the power transmitted Increase the wrap angle Decreases the power transmitted Increases the belt tension without increasing power transmission Increases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 45° - φ/2 45° - φ 45° + φ/2 90° - φ 45° - φ/2 45° - φ 45° + φ/2 90° - φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tube has the following advantage over pipe Greater shock absorption Lighter and easier to handle Smoother inside walls All of these Greater shock absorption Lighter and easier to handle Smoother inside walls All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be F/bh 2F/bh 4F/bh 3F/2bh F/bh 2F/bh 4F/bh 3F/2bh ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a horizontal flat belt drive, it is customary to use Bottom side of belt as slack side None of these Top side of belt as slack side Idler pulley Bottom side of belt as slack side None of these Top side of belt as slack side Idler pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design Three different weights fall from a certain height under vacuum. They will take None of these Same time to reach earth Times proportional to weight to reach earth Times inversely proportional to weight to reach earth None of these Same time to reach earth Times proportional to weight to reach earth Times inversely proportional to weight to reach earth ANSWER DOWNLOAD EXAMIANS APP