Machine Design According to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the Minimum tensile strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Carbon content is 2% Maximum shear strength is 200 N/mm² Minimum tensile strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Carbon content is 2% Maximum shear strength is 200 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The distribution of the forces along the length of key fitted in a shaft Varies exponentially, being more near the torque-input end Is uniform throughout Varies exponentially, being less near the torque-input end Varies linearly Varies exponentially, being more near the torque-input end Is uniform throughout Varies exponentially, being less near the torque-input end Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the screw in a mechanical screw jack rotates, the load kept on the top of it moves Axially downwards Axially upwards Axially upwards or downwards None of these Axially downwards Axially upwards Axially upwards or downwards None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The most important dimension in the design of a nut is Pitch diameter Height Outside diameter Inside diameter Pitch diameter Height Outside diameter Inside diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rated life of a bearing varies Inversely as fourth power of load Directly as load Inversely as square of load Inversely as cube of load Inversely as fourth power of load Directly as load Inversely as square of load Inversely as cube of load ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
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