Explanation:

As per the principle: Foreign judgment binds the parties and is conclusive unless it is obtained by fraud.
A obtains judgment from US court by producing fake documents, so he done fraud.
New Suit can be filed in India on the same facts.
A foreign judgment recognized by a US court—a domesticated judgment—has the same authority as a judgment first issued in the United States. Foreign judgments cannot be enforced in the US before they are recognized.