Tata Motors have incorporated its innovative ‘Zero Turn' drive system in Megapixel which the company unveiled at the 2011 Geneva Motor Show. Here's how it works: the electric chassis of Megapixel has four individual electric motors, placed independently at each of the wheel. When you park the vehicle these electric motors changes the direction of the wheels in opposite way. The car also has an unmatched turning radius of 2.8 metres.