Machine Design Aircraft body is usually fabricated by Casting Riveting Pre-casting Welding Casting Riveting Pre-casting Welding ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design In levers, leverage is the ratio of Load lifted to the effort applied Effort arm to the load arm Load arm to the effort arm Mechanical advantage to the velocity ratio Load lifted to the effort applied Effort arm to the load arm Load arm to the effort arm Mechanical advantage to the velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the thickness of flange is taken as d/3 d/4 d/2 3d/4 d/3 d/4 d/2 3d/4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Square Metric Buttress NPT (national pipe threads). Square Metric Buttress NPT (national pipe threads). ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where τu = Ultimate shear strength of the material of the plate) t.τu πd.t.τu π/4 × d² × tτu π/4 × d².τu t.τu πd.t.τu π/4 × d² × tτu π/4 × d².τu ANSWER DOWNLOAD EXAMIANS APP