Machine Design The spring mostly used in gramophones is Volute spring Conical spring Flat spiral spring Helical spring Volute spring Conical spring Flat spiral spring Helical spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction between the belt and pulley depends upon the Material of belt and pulley Speed of belt All of these Slip of belt Material of belt and pulley Speed of belt All of these Slip of belt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Low starting and low running friction except at very high speeds Small overall dimensions Accuracy of shaft alignment All of these Low starting and low running friction except at very high speeds Small overall dimensions Accuracy of shaft alignment All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to √(M² + T²) (1/2) × [M + √(M² + T²)] (1/2) × √(M² + T²) M + √(M² + T²) √(M² + T²) (1/2) × [M + √(M² + T²)] (1/2) × √(M² + T²) M + √(M² + T²) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 45° 90° 22.5° 67.5° 45° 90° 22.5° 67.5° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Coating Electroplating Shot peening Polishing Coating Electroplating Shot peening Polishing ANSWER DOWNLOAD EXAMIANS APP
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