wrapped around a spool of weight W with inner radius r and outer radius R as shown above. The rope is pulled with a tension T at an angle e. Which of the following conditions must be satisfied for the spool to slide uniformly without rolling? (A) cose = r/R (B) sine = r/R (C) T = W DT=W sine (E) T= W cose L axis L 2m 18. A point object of mass 2m is attached to one end of a rigid rod of negligible mass and length L. The rod is initially at rest but free to rotate about a fixed axis perpendicular to the rod and passing through its other end (see diagram above). A second point object with mass m and initial speed v collides and sticks to the 2m object. What is the tangential speed vt of the object immediately after the collision? ט (A) (B) (C) 1-1 3 2 V √ √ (D) (E) 2 allm W ME MET муз M=2 THM 2 2m² v=
wrapped around a spool of weight W with inner radius r and outer radius R as shown above. The rope is pulled with a tension T at an angle e. Which of the following conditions must be satisfied for the spool to slide uniformly without rolling? (A) cose = r/R (B) sine = r/R (C) T = W DT=W sine (E) T= W cose L axis L 2m 18. A point object of mass 2m is attached to one end of a rigid rod of negligible mass and length L. The rod is initially at rest but free to rotate about a fixed axis perpendicular to the rod and passing through its other end (see diagram above). A second point object with mass m and initial speed v collides and sticks to the 2m object. What is the tangential speed vt of the object immediately after the collision? ט (A) (B) (C) 1-1 3 2 V √ √ (D) (E) 2 allm W ME MET муз M=2 THM 2 2m² v=
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter11: Angular Momentum
Section: Chapter Questions
Problem 76P: The precession angular velocity of a gyroscope is 1.0 rad/s. If the mass of the rotating disk is 0.4...
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