Machine Design
Which of the following statement is correct for gears?

The pitch circle diameter is equal to the product of module and number of teeth
All of these
The pitch circle is always greater than the base circle
The addendum is less than dedendum

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Machine Design
Pitch point of a cam is

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

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