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 addendum is less than dedendum
The pitch circle is always greater than the base circle

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Machine Design
In case of V belt drive

The belt should not touch the bottom of groove in the pulley
None of these
The belt should not touch the sides of groove in the pulley
The belt should touch the bottom of groove in the pulley

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