After a 774-point crash seen on Wednesday derivative expiry day, Sensex tanked up to 1100 points during the day on Friday. Reflecting heightened tension on Dalal Street, fear gauge index India VIX shot up to 21% ahead of the presentation of the Union Budget and US Fed meeting outcome next week. Bank stocks were among the worst affected as Nifty Bank lost over 1,300 points or 3.3%. Selling pressure in stocks of Adani Group companies intensified on the second trading session on Friday and lost up to 20% on claims made in short-seller Hindenburg report.