Machine Design When a metal or alloy is cold worked, None of these Both (A) and (B) It is worked below recrystallization temperature Its hardness and strength increases None of these Both (A) and (B) It is worked below recrystallization temperature Its hardness and strength increases ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the elastic limit At the yield point Below the yield point At the elastic limit Below the elastic limit At the yield point Below the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the tearing efficiency of a riveted joint is 75%, then the ratio of diameter of rivet to the pitch is equal to 0.5 0.2 0.6 0.25 0.5 0.2 0.6 0.25 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Radial load at high speed Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only Radial load at high speed Small angular displacement of shafts Combined thrust and radial loads at high speed Heavy thrust load only ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as M6 - 8d M6 M8 - 6d M8 M6 - 8d M6 M8 - 6d M8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2136 N-m 2050 N-m 2000 N-m 2100 N-m 2136 N-m 2050 N-m 2000 N-m 2100 N-m ANSWER DOWNLOAD EXAMIANS APP
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