Machine Design The centrifugal tension in belts Decreases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission Increases the power transmitted Decreases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission Increases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 22.5° 67.5° 45° 90° 22.5° 67.5° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Fibrous fracture occurs in Elastic material Brittle material Ductile material Hard material Elastic material Brittle material Ductile material Hard material 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/2 8W/9 W/9 2W/3 W/2 8W/9 W/9 2W/3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 0.75 d d 1.25 d 0.5 d 0.75 d d 1.25 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The washer is generally specified by its Outer diameter Thickness Mean diameter Hole diameter Outer diameter Thickness Mean diameter Hole diameter ANSWER DOWNLOAD EXAMIANS APP
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