Question-3: As advertisement revenue, billboards on vehicles can be used frequently However, this fuel increases the cost. A block of 0.3m high, 0.9m wide and 0.9m long was placed on a taxi. Find the annual increase in fuel cost due to this billboard. Assume that the vehicle travels 60000 km per year, an average speed of 50 km /h and a total engine efficiency of 28%. Take the density, unit price and calorific value of gasoline as 0.75kg / L 5.5TL / L and 4200okJ / kg, respectively, and the density of the air as 1.25 kg / m3.

Question-3: As advertisement revenue, billboards on vehicles can be used frequently However, this fuel increases the cost. A block of 0.3m high, 0.9m wide and 0.9m long was placed on a taxi. Find the annual increase in fuel cost due to this billboard. Assume that the vehicle travels 60000 km per year, an average speed of 50 km /h and a total engine efficiency of 28%. Take the density, unit price and calorific value of gasoline as 0.75kg / L 5.5TL / L and 4200okJ / kg, respectively, and the density of the air as 1.25 kg / m3.