An anti-aircraft shell has been fired and it has a kinetic energy\[x\]. It explodes in the air. Then the sum of kinetic energies of all the particles is

An anti-aircraft shell has been fired and it has a kinetic energy\[x\]

1.	An anti-aircraft shell has been fired and it has a kinetic energy\[x\]. It explodes in the air. Then the sum of kinetic energies of all the particles is
A.	\[x\]
B.	more than \[x\]
C.	less than \[x\]
D.	zero
Answer» C. less than \[x\]

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An anti-aircraft shell has been fired and it has a kinetic energy\[x\]. It explodes in the air. Then the sum of kinetic energies of all the particles is

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