Machine Design - Study Mode

[#1] The shear modulus of resilience is proportional to
Correct Answer

(B) (Shear stress) 2

[#2] For a shoe brake, the equivalent coefficient of friction is equal to (where $$mu $$ = Actual coefficient of friction and $$ heta $$ = Semi-block angle)
Correct Answer

(D) $$frac{{4mu sin heta }}{{2 heta + sin 2 heta }}$$

[#3] Set screws are
Correct Answer

(C) Used to prevent relative motion between parts

[#4] A key capable of tilting in a recess milled out in a shaft is known as
Correct Answer

(A) Woodruff key

[#5] A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called
Correct Answer

(D) Malleability