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    				| 1. | 
                                    In each question, there is a table having 3 columns and 4 rows. Based on the table, there are 3 questions. Each question has 4 options (a), (b), ( c ) and (d), ONLY ONE of these four options in correct. In which condition is the total momentum after collision 10 kg m/s ? | 
                            
| Answer» Answer :B | |