Machine Design The difference between the upper limit and lower limit of a dimension is called Tolerance Actual size Basic size Nominal size Tolerance Actual size Basic size Nominal size ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material generally used for aircraft components is High speed steel Stainless steel Aluminium Mild steel High speed steel Stainless steel Aluminium Mild steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 35° 45° 20° 60° 35° 45° 20° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following bearing is preferred for oscillating conditions? Needle roller bearing Taper roller bearing Angular contact single row ball bearing Double row roller bearing Needle roller bearing Taper roller bearing Angular contact single row ball bearing Double row roller bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is increased, then the pressure angle Decreases Remains unchanged None of these Increases Decreases Remains unchanged None of these Increases ANSWER DOWNLOAD EXAMIANS APP
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