Suppose the bead in Fig. 6-3 has a mass of 15 g and a speed of 2.0 m/s at A, and it stops as it reaches point-C. The length of the wire from A to C is 250 cm. How large an average friction force opposed the motion of the bead?

Transcribed Image Text:

80 cm Fig. 6-3 B 50 cm.