A BALL ROLLS OFF THE TOP OF STAIRWAY WITH A HORIZONTAL VELOCITY OF MAGNITUDE1.8m/s THE STEPS ARE 0.20mHIGH& 0.20mWIDE WHICH STEP THE BALL WITH HIT FIRST

Asked by shreya | 26th Oct, 2013, 08:56: PM

Expert Answer:

Answered by  | 28th Oct, 2013, 02:10: PM

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