New Delhi: Petrol prices have increased once again in the country today. Today petrol has become costlier by 28 paise. After which the price of one liter of petrol in the capital Delhi has crossed Rs 101 today. Although today diesel has become cheaper by 16 paise. In Delhi, a liter of petrol is now available for Rs 101, 23 paise and a liter of diesel for Rs 89, 76 paise.