Machine Design For tight leakage joints, following type of thread is best suited NPT (national pipe threads). Buttress Metric Square NPT (national pipe threads). Buttress Metric Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is Fitted in pairs at right angles Capable of tilting in a recess milled out in the shaft All of these A tapered key with head at one end Fitted in pairs at right angles Capable of tilting in a recess milled out in the shaft All of these A tapered key with head at one end ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is specified by its Pitch diameter Minor diameter Major diameter Pitch Pitch diameter Minor diameter Major diameter Pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2050 N-m 2100 N-m 2136 N-m 2000 N-m 2050 N-m 2100 N-m 2136 N-m 2000 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = angle of wrap (radians) P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring stiffness is Load required to produce unit deflection Its ability to absorb shocks Its capability of storing energy Ratio of coil diameter to wire diameter Load required to produce unit deflection Its ability to absorb shocks Its capability of storing energy Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
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