The air resistance to a car at 20 kmph is R. The air resistance at 40 kmph will be

A. The expansion valve converts high-temperature, high-pressure vapour refrigerant into low-temperature, low-pressure liquid B. The expansion valve converts high-temperature, high-pressure liquid refrigerant into low-temperature, low-pressure mist C. The expansion valve controls the amount and the temperature of the refrigerant flowing into the evaporator D. The expansion valve prevents the evaporator from freezing

A. Side gear B. Pinion C. Differential case D. None of these

A. Different parts used in vehicles B. Different components of chassis C. Different assemblies and parts of vehicles D. Shape, size and types of chassis

A. Only NRI B. Only foreigner C. Only Indian D. All of the above