Machine Design According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length) 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 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/9 8W/9 W/2 2W/3 W/9 8W/9 W/2 2W/3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit At the yield point Below the yield point Below the elastic limit At the elastic limit At the yield point Below the yield point Below the elastic limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design The face angle of a bevel gear is equal to Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle - dedendum angle Pitch angle + dedendum angle Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle - dedendum angle Pitch angle + dedendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Resilience of a material is important, when it is subjected to Thermal stresses Combined loading Fatigue Shock loading Thermal stresses Combined loading Fatigue Shock loading ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cross or regular lay ropes Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction Direction of twist of wires in strands is opposite to the direction of twist of strands Direction of twist of wires and strands are same Wires are not twisted Wires in two adjacent strands are twisted in opposite direction ANSWER DOWNLOAD EXAMIANS APP
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