1- A bead slides without friction on a loop-the-loop track (see Fig.). If the bead is released from a height h= 30, what
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1- A bead slides without friction on a loop-the-loop track (see Fig.). If the bead is released from a height h= 30, what
1- A bead slides without friction on a loop-the-loop track (see Fig.). If the bead is released from a height h= 30, what is its speed at point A? How large is the normal force on it if its mass is 500 gr? (R=10 cm; g=10 m/s²) A h R
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