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Acceleration in 2D

Two particles...

Question

Two particles A and B of equal masses have velocities $_{a} = 4^i$ and $_{B} = 4^j m$ . The particles move with accelerations $_{A} = (- 5^i + 5^j) m s^{2}$ respectively. while the acceleration of other part is zero.the center of mass of two particles move in a path of

A

a straight line

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B

a parabola

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C

a circle

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D

an ellipse

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Solution

The correct option is A a straight line
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