Machine Design Stress concentration in cyclic loading is more serious in Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected in series. The stiffness of an equivalent spring is given by (k₁ + k₂)/ (k₁ k₂) (k₁ - k₂)/ (k₁ k₂) (k₁ k₂)/ (k₁ + k₂) (k₁ - k₂)/ (k₁ + k₂) (k₁ + k₂)/ (k₁ k₂) (k₁ - k₂)/ (k₁ k₂) (k₁ k₂)/ (k₁ + k₂) (k₁ - k₂)/ (k₁ + k₂) ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two helical springs of equal lengths are arranged to form a cluster spring, then Load taken by each spring will be half the total load Shear stress in each spring will be equal Both A and B is correct Only A is correct Load taken by each spring will be half the total load Shear stress in each spring will be equal Both A and B is correct Only A is correct ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic shaft is one Whose lower deviation is zero Does not exist Whose lower as well as upper deviations are zero Whose upper deviation is zero Whose lower deviation is zero Does not exist Whose lower as well as upper deviations are zero Whose upper deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kt + 1)/ (Kf + 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kt + 1)/ (Kf + 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by means of a belt depends upon Tension under which the belt is placed on the pulleys All of these Arc of contact between the belt and the smaller pulley Velocity of the belt Tension under which the belt is placed on the pulleys All of these Arc of contact between the belt and the smaller pulley Velocity of the belt ANSWER DOWNLOAD EXAMIANS APP
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