Machine Design Two shafts ‘A’ and ‘B’ under pure torsion are of identical length and identical weight and are made of the same material. The shaft ‘A’ is solid and the shaft ‘B’ is hollow. We can say that Shaft B is better than shaft A None of these Both the shafts are equally good Shaft A is better than shaft B Shaft B is better than shaft A None of these Both the shafts are equally good Shaft A is better than shaft B ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. One-eighth One-half Double One-fourth One-eighth One-half Double One-fourth ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of thick cylinders, the tangential stress across the thickness of cylinder is Maximum at the outer surface and zero at the inner surface Maximum at the inner surface and minimum at the outer surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and minimum at the inner surface Maximum at the outer surface and zero at the inner surface Maximum at the inner surface and minimum at the outer surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and minimum at the inner surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design The cross-section of the arm of a bell crank lever is I-section Rectangular Elliptical Any one of these I-section Rectangular Elliptical Any one of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial bearings, the load acts __________ to the axis of rotation. Parallel Both A and B Perpendicular None of these Parallel Both A and B Perpendicular None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Its capability of storing energy Load required to produce unit deflection Indication of quality of spring Ratio of coil diameter to wire diameter Its capability of storing energy Load required to produce unit deflection Indication of quality of spring Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
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