Machine Design
According to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the

Maximum compressive strength is 200 N/mm²
Maximum shear strength is 200 N/mm²
Carbon content is 2%
Minimum tensile strength is 200 N/mm²

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Machine Design
Pitch point of a cam is

Any point on the pitch circle
A point on the pitch curve having minimum pressure angle
A point on the pitch curve having maximum pressure angle
Any point on the pitch curve

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