A girl of mass 40 kg jumps with a horizontal velocity of 5 m s-1 onto a stationary cart with frictionless wheels. The mass of the cart is 3 kg. What is her velocity as the cart starts moving? Assume that there is no external unbalanced force working in the horizontal direction.
NCERT Class IX
Sciences - Main Course Book
Chapter 9. Force and Laws of Motion
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The answer is -4.651 m/s-1
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