Rajiv residing at Nainital, Jawahar residing at Mumbai and his brother Keshav residing at Chennai meet at Delhi and in acknowledgement of borrowing Rs 10 Lakh from the latter two, Rajiv excecutes a joint promissory note in their favour. Rajiv defaults in repaying the loan. In order to sue him for recovery Jawahar and Keshav need to file the suit in a court