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NEETPhysicsMotion in One Dimension

What does the speed-time graph of a ball dropped from a height of 90 meters on a floor look like between t = 0 to 12 seconds, considering that at each collision with the floor, the ball loses one-tenth of its speed?

Options

  1. AA straight line with a negative slope.
  2. BA straight line with a positive slope.
  3. CA curve with a negative slope.
  4. DA curve with a positive slope.

Correct answer

A. A straight line with a negative slope.

Step-by-step solution

Correct Option is : (A) A straight line with a negative slope.

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