Up-Tech Virtual Technical Round

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In GD&T, what is the difference between flatness and straightness?

In GD&T, what is the difference between runout and total runout?

In a stress-strain diagram, what is the difference between yield point and ultimate stress point?

In a stress-strain diagram, what is the difference between ultimate stress point and fracture point?

What is the difference between toughness and hardness?

After observing the picture, please state the different materials with treatment and your reasoning?

What type of fit is appropriate between part “B” and part “C”?

In engineering drawing guidelines, (to refer picture) what would be this projection? And what is your reasoning?

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