Machine Design When a metal or alloy is cold worked, Its hardness and strength increases None of these It is worked below recrystallization temperature Both (A) and (B) Its hardness and strength increases None of these It is worked below recrystallization temperature Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The load cup of a screw jack is made separate from the head of the spindle to Reduce the value of frictional torque Reduce the effort needed for lifting the working load Prevent the rotation of load being lifted Enhance the load carrying capacity of the jack Reduce the value of frictional torque Reduce the effort needed for lifting the working load Prevent the rotation of load being lifted Enhance the load carrying capacity of the jack ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flat belt drive, if the slip between the driver and belt is 1 %, between the belt and follower is 3% and driver and follower pulley diameters are equal, then velocity ratio of the drive will be 0.99 0.98 0.97 0.96 0.99 0.98 0.97 0.96 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 2100 N-m 2136 N-m 2000 N-m 2050 N-m 2100 N-m 2136 N-m 2000 N-m 2050 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Has no effect as regards fatigue strength Best method Cheapest method Extremely hazardous Has no effect as regards fatigue strength Best method Cheapest method Extremely hazardous ANSWER DOWNLOAD EXAMIANS APP
Machine Design The difference between the tooth space and the tooth thickness as measured on the pitch circle, is called Working depth Clearance Backlash Face width Working depth Clearance Backlash Face width ANSWER DOWNLOAD EXAMIANS APP
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