An object is projected with kinetic energy from point A at an angle with the horizontal. The ratio of the difference in kinetic energies at points B and C to that at point A (see figure), in the absence of air friction is :

- A
- B
- C
- D
An object is projected with kinetic energy from point A at an angle with the horizontal. The ratio of the difference in kinetic energies at points B and C to that at point A (see figure), in the absence of air friction is :

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