question_answer

There are some passengers inside a stationary railway compartment. The centre of mass of the compartment itself (without the passengers) is\[{{C}_{1}}\], while the centre of mass of the 'compartment plus passengers' system is\[{{C}_{2}}\]. If the passengers move about inside the compartment then

A) Both \[{{C}_{1}}\] and \[{{C}_{2}}\] will move with respect to the ground

B) Neither \[{{C}_{1}}\] nor \[{{C}_{2}}\] will be stationary with respect to the ground

C) \[{{C}_{1}}\] Will move but \[{{C}_{2}}\] will be stationary with respect to the ground

D) \[{{C}_{2}}\] will move but \[{{C}_{1}}\] will be stationary with respect to the ground