Forex traders said the strength of the US dollar against other overseas currencies weighed on the domestic currency. On the other hand easing crude prices supported the domestic unit.
Brent crude, the global benchmark, was trading lower at 59.90 per barrel, lower by 0.96 per cent.
Meanwhile, foreign funds sold shares worth Rs 687.20 crore from the capital markets on a net basis, while domestic institutional investors bought shares worth Rs 123.17 crore on Friday, provisional data showed.
The benchmark BSE Sensex was trading down 173.38 points, or 0.48 per cent to quote at 35,836.46 while the NSE Nifty was trading at 10,733.75, down 61.20 points, or 0.57 per cent.
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