Near a station a train is retarding at 2 0 m s to stop When

Last updated: 6/7/2023

Near a station a train is retarding at 2 0 m s to stop When its speed is 36 km h a passenger standing in the corridor of a bogie puts his suitcase on the floor The floor was a little bit slippery so the suitcase began to slide and finally stopped in the train after sliding 12 m on the floor relative to the train According to this situation which of the following statements are correct The train stopped before the suitcase stopped sliding b Speed of the suitcase relative to the bogie decreases monotonically Speed of the suitcase relative to the bogie first increases then decreases Coefficient of friction between the suitcase and the floor of the bogie is close to 0 135