Conservation of Energy and cars)? A car with mass of 1000.0 kg accelerates from 0 m/s to 40.0 m/s in 11.0 s. Ignore air resistance. The engine has a 21% efficiency, which means that 21% of the thermal energy released by the burning gasoline is converted into mechanical energy.
(a) What is the average mechanical power output of the engine?
____kW
(b) What volume of gasoline is consumed? Assume that the burning of 1.0 L of gasoline releases 43 MJ of thermal energy.
____L
(a) What is the average mechanical power output of the engine?
____kW
(b) What volume of gasoline is consumed? Assume that the burning of 1.0 L of gasoline releases 43 MJ of thermal energy.
____L