Mumbai, Rupee dropped 4 money by 83.48 against the US dollar on Thursday, as the American currency and a trend in crude oil prices abroad.

The foreign unit opposed the decline between the unnecessary flow of foreign capital, but gave pressure in the domestic equity markets under pressure due to a silent trend, the foreign exchange traders said.

In the Interbank Foreign Exchange Market, the local unit opened at 83.43 and lost against 83.48 against Greenback, declining 4 money from its previous close.

On Wednesday, the rupee settled 1 PAISA at 83.44 against the US dollar. Anand James, the main market strategist at Geogit Financial Services, said, "The top speed of the local currency was stopped from a strong US dollar and rising crude oil prices in the international market."

Meanwhile, the dollar index, which detects the strength of greenback against a basket of six currencies, was trading more than 0.02 percent at 104.90.

Brent crude futures, global oil benchmarks, advanced 0.02 percent from USD 85.09 per barrel.

In domestic equity markets, 30-share BSE Sensex fell 72.43 points or 0.09 percent to 77,265.16 points. Comprehensive NSE Nifty declined by 30.25 points or 0.13 percent, 23,485.75 points.

According to exchange data, foreign institutional investors (FIIs) were pure buyers in the capital market on Wednesday, as they bought shares worth Rs 7,908.36 crore as per the exchange data.