Select the correct option to test your answer: A Necessary centrifugal force may be obtained from the horizontal component of the weight of the train B No frictional force may be produced between the tracks and the wheels of the train C Necessary centripetal force may be obtained from the horizontal component of the weight of the train D The train may not fall down inwards Correct Answer: Option C (Necessary centripetal force may be obtained from the horizontal component of the weight of the train) Verified correct option for General Knowledge (GK) (Physics).