Machine Design The groove angle of pulleys for V-belt is 340 to 360 More than 400 300 to 320 420 to 450 340 to 360 More than 400 300 to 320 420 to 450 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The difference between the upper limit and lower limit of a dimension is called Basic size Actual size Tolerance Nominal size Basic size Actual size Tolerance Nominal size 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 If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in the belt Decreases the power transmitted Increases the power transmitted Is equal to maximum tension on the belt Has no effect on the power transmitted Decreases the power transmitted Increases the power transmitted Is equal to maximum tension on the belt Has no effect on the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design The expression 0.175 - 0.841/T is the Lewis form factor for 20° stub system 20° full depth involute system 14½° composite and full depth involute system None of these 20° stub system 20° full depth involute system 14½° composite and full depth involute system None of these ANSWER DOWNLOAD EXAMIANS APP
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