Choose the correct statement. A. Turning the steering wheel rotates the pinion and moves the rack up and down
B. The teeth on both the pinion and the rack are helical gears
C. A large pinion means the number of turns of the steering wheel is increased
D. The steering ratio is the same on all vehicles

The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.