Machine Design The arms of the pulleys for flat belt drive have Major axis twice the minor axis Major axis in plane of rotation Elliptical cross-section All the three characteristics Major axis twice the minor axis Major axis in plane of rotation Elliptical cross-section All the three characteristics 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 The permissible stress for carbon steel under static loading is generally taken as 3000-4000 kg/cm² 7500-10,000 kg/cm² 4000-4500 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² 7500-10,000 kg/cm² 4000-4500 kg/cm² 2000-3000 kg/m² ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crowning on pulley helps To keep the belt in centre on a pulley while it is in motion In increasing the slip of the belt To increase pulley life In decreasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In increasing the slip of the belt To increase pulley life In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in static loading is Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in ductile materials and less serious in brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 35° 60° 45° 20° 35° 60° 45° 20° ANSWER DOWNLOAD EXAMIANS APP
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