Machine Design The constant factor in case of R10 series of preferred numbers is 1.06 1.26 1.12 1.58 1.06 1.26 1.12 1.58 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts ‘A’ and ‘B’ under pure torsion are of identical length and identical weight and are made of the same material. The shaft ‘A’ is solid and the shaft ‘B’ is hollow. We can say that Shaft A is better than shaft B Shaft B is better than shaft A Both the shafts are equally good None of these Shaft A is better than shaft B Shaft B is better than shaft A Both the shafts are equally good None of these 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) πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu πd.t.τu t.τu π/4 × d².τu π/4 × d² × tτu 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 Ball bearing type screws are found in following application Crane Steering mechanism Screw jack Aeroplane engines Crane Steering mechanism Screw jack Aeroplane engines ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to be drawn into wires with the application of a tensile force, is called Elasticity Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
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