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1. |
A particle of mass 4 m which is at rest and explodes into three fragments. Two of the fragments each of mass \[m\] are found to move with a speed \[\upsilon \] in mutually perpendicular directions. The total energy released in the explosion is |
A. | \[\text{2m}{{\upsilon }^{\text{2}}}\] |
B. | \[\frac{1}{2}\text{ m}{{\upsilon }^{\text{2}}}\] |
C. | \[\text{m}{{\upsilon }^{\text{2}}}\] |
D. | \[\frac{3}{2}\text{m}{{\upsilon }^{\text{2}}}\] |
Answer» E. | |