Physics · Mechanics
A block moving in air breaks into two parts and the parts separate. Neglecting external forces, consider the following statements: (A) The total momentum must be conserved. (B) The total kinetic energy must be conserved. (C) The total momentum must change. (D) The total kinetic energy must change. Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(A) and (D) only✓
- 2(A), (B), (C) and (D)
- 3(A) and (C) only
- 4(A), (B) and (D) only
Correct answer
(A) and (D) only
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