A 2800-lb passenger car was originally traveling on a straight section when it gets into a section of the road with a horizontal curve of 750 ft. If the vehicle was originally travelling at 65 mph, a) determine the additional horsepower the vehicle must produce in order to maintain the original speed; b) determine the total resistance on the vehicle as it traverses the horizontal curve. The frontal cross section of the vehicle is 18.5 sq ft with a drag coefficient of 0.39.

b mirrors submit a iisner? e. for which optical devices does d sometimes have a positive value? o a a and b o b. a and c o c. b and d 0 d. b and cb

1 the 4 is sig

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.