The roller coaster car has a mass of 900 kg, includingits passenger. It starts from the top of the hill A with aspeed v₁ =3 m/s. Neglect friction, the mass of thewheels, and the size of the car. Take pa = 7.5 m andPc = 5m. (Figure 1)Figure15 m10 m<1 of 1SubmitPrevious AnswersCorrectPart CWhat is the normal reaction on the car when the car is at C?Express your answer to three significant figures and include the appropriate units.No= 17.2HÅKNSubmit Previous Answers Request Answer?X Incorrect; Try Again; 5 attempts remaining

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