A Particle Moving in a Circle of Radius 15 Cm

question 17

Multiple Choice

A particle moving in a circle of radius 15 cm makes 33.3 rev/min. If the particle starts on the positive x axis at time t = 0, what is the x component of the particle's velocity at time
T = 1.2 s?

• A) 45 cm/s
• B) -3.8 cm/s
• C) 26 cm/s
• D) -45 cm/s
• E) 13 cm/s

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