A Bead Is Moving with a Speed of 20 M/s

question 30

Multiple Choice

A bead is moving with a speed of 20 m/s at position A on the track shown in the figure.This track is friction-free,and there is no appreciable air resistance.What is the speed of the bead at point C?

• A)0 m/s
• B)34 m/s
• C)69 m/s
• D)20 m/s
• E)We cannot solve this problem without knowing the mass of the bead.

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Widespread public anxiety or fear that some evil threatens the well-being of society, often disproportionate to the actual threat.

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Individuals who have a primary or exclusive sexual interest in prepubescent children, generally aged 13 years or younger.

Mandatory Minimum

A predetermined minimum sentence prescribed by law that must be imposed for specific crimes.