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/2 90° - φ 45° - φ 45° - φ/2 45° + φ/2 90° - φ 45° - φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design In helical gears, the right hand helixes on one gear will mesh __________ helixes on the other gear. Both A and B Left hand None of these Right hand Both A and B Left hand None of these Right hand ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of stress concentration factor depends upon None of these Material of the part Geometry of the part Material and geometry of the part None of these Material of the part Geometry of the part Material and geometry of the part ANSWER DOWNLOAD EXAMIANS APP
Machine Design 18/8 steel contains 18% nickel and 8% chromium 18% chromium and 8% nickel 18% nickel and 8% vanadium 18% vanadium and 8% nickel 18% nickel and 8% chromium 18% chromium and 8% nickel 18% nickel and 8% vanadium 18% vanadium and 8% nickel ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a horizontal flat belt drive, it is customary to use Idler pulley None of these Top side of belt as slack side Bottom side of belt as slack side Idler pulley None of these Top side of belt as slack side Bottom side of belt as slack side ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Least of Pt, Ps and Pc/P Ps /P Pc /P Pt /P Least of Pt, Ps and Pc/P Ps /P Pc /P Pt /P ANSWER DOWNLOAD EXAMIANS APP
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