Machine Design The contact ratio for gears is None of these Greater than one Zero Less than one None of these Greater than one Zero Less than one ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which one of the following loading is considered for the design of axles? Bending moment only Combined action of bending moment, twisting moment and axial thrust Twisting moment only Combined bending moment and twisting moments Bending moment only Combined action of bending moment, twisting moment and axial thrust Twisting moment only Combined bending moment and twisting moments ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of a riveted joint is equal to Tearing strength of plate (Pt) Crushing strength of rivet (Pc) Shearing strength of rivet (Ps) Least value of Pt Ps and Pc Tearing strength of plate (Pt) Crushing strength of rivet (Pc) Shearing strength of rivet (Ps) Least value of Pt Ps and Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Set screws are Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Similar to stud Slotted for a screw driver and generally used with a nut Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between parts Similar to stud ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to W/2 W/9 2W/3 8W/9 W/2 W/9 2W/3 8W/9 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) π/4 × d² × tτu t.τu πd.t.τu π/4 × d².τu π/4 × d² × tτu t.τu πd.t.τu π/4 × d².τu ANSWER DOWNLOAD EXAMIANS APP