Two positively charged particles ` X` and `Y` are initially far away from each other and at rest , `X` begins to move towards `Y` with some initial velocity. The total momentum and energy of the system are `p` and `E`.A. If `Y` is fixed both `p` and `E` are conserved.B. If `Y` is fixed `E` is conserved but not `p`C. If both are free to move `p` is conserved but not `E`D. If both are free, `E` conserved, but not `p`.

Two positively charged particles ` X` and `Y` are initially far away f

1.	Two positively charged particles ` X` and `Y` are initially far away from each other and at rest , `X` begins to move towards `Y` with some initial velocity. The total momentum and energy of the system are `p` and `E`.A. If `Y` is fixed both `p` and `E` are conserved.B. If `Y` is fixed `E` is conserved but not `p`C. If both are free to move `p` is conserved but not `E`D. If both are free, `E` conserved, but not `p`.
Answer» Correct Answer - B

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