A bar 1m in length has a negligible mass and it is placed on a pivot point at the 0.55 m mark. A 2.3 kg mass hung at the 0 m mark and a 1.5 kg mass hung at the 1.0 m mark. The meterstick is released from rest in a horizontal position. Immediately after release, the magnitude of the SUMMATION OF TORQUE on the bar about the pivot point is most nearly A 8.0 N-m B 2.0 N-m c) 6 N•m D 16 N•m E) 19 N•m

A bar 1m in length has a negligible mass and it is placed on a pivot point at the 0.55 m mark. A 2.3 kg mass hung at the 0 m mark and a 1.5 kg mass hung at the 1.0 m mark. The meterstick is released from rest in a horizontal position. Immediately after release, the magnitude of the SUMMATION OF TORQUE on the bar about the pivot point is most nearly A 8.0 N-m B 2.0 N-m c) 6 N•m D 16 N•m E) 19 N•m

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter13: Rotation Ii: A Conservation Approach

Section: Chapter Questions

Problem 11PQ: Problems 11 and 12 are paired. A thin disk of radius R has a nonuniform density = 4.5r2, when r is...

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