Question 4 A disk radius R-41.4 cm rotates about ita central axis through O with a constant angular acceleration a-467 rad/a shows in the figure. At t-0, the initial tangential speed of a point P on the disk is to-11.9 m/s. Find the final tangential speed e of the point P at 1-7 s. O 16.95 O 21.19 O 38.15 O 30.52 O 25.43

Question 4 A disk radius R-41.4 cm rotates about ita central axis through O with a constant angular acceleration a-467 rad/a shows in the figure. At t-0, the initial tangential speed of a point P on the disk is to-11.9 m/s. Find the final tangential speed e of the point P at 1-7 s. O 16.95 O 21.19 O 38.15 O 30.52 O 25.43

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A figure skater performs a twisting jump. She rotates around her longitudinal axis 2 times in 0.65 s. What was her average angular velocity in radians/second? A 720rad/s B 19.3rad/s C 4? rad/s D 9.67 rad/s E 1107 rad/s
1
Two people start at the same place and walk around a circular lake in opposite directions. One has an angular speed of 2.56 x 10-3 rad/s, while the other has an angular speed of 7.95 x 10-3 rad/s. How long will it be before they meet? AL Number Î Start Units 0₂ End
A particle accelerates uniformly from rest at 0.15π rad/s^2 from rest the particles initial posotion at 45° from the negative x-axis. If the particle moves a distance 15m along the arc of radius 2m for a time of 1.15 sec. determine a.) position of the particle after 1.15 seconds from the positive x-axis, b.) the initial and final angular velocity, c.) the tangential velocity and acceleration of the particke at 2 seconds
A figure skater performs a twisting jump. She rotates around her longitudinal axis 2 times in 0.65 s. What was her angular displacement in radians? A 4 В D 720 E 2m
If a flywheel is initially moving at an angular velocity Wi = 10 rad/s and accelerates to a final angular velocity Wf = 400 rad/s in a time of 3 seconds, calculate: a.) the angular acceleration (alpha = a) b.) the angular displacement (theta)
The end A of the cord is pulled down with a velocity of V=5 m/s. At the instant shown, determine: 1. The angular velocity of the spool 2. The magnitude of the velocity of point C located on the outer rim of the spool. 250 mm 500 mm. select one: OA.w 4 rad/s and Ve= 2.24 m/s O B.w= 8 radis and Ve= 4.47 m/s 20 rad/s and V-11.8 m/s 916 PM O D.w= 12 rad/s and Vc= 6.71 m/s A OO e d ENG 17-Apr-2021
2
The following figure shows the cross section of a cylinder of radius 3.6 m rotating about its axis at :3.7 rad/s. The speed of the point P is P. m/s 41.85 .a O m/s 13.32 .b O Can not be determined .c O rad/s 13.32 .dO rad/s 41.85 .e O
The wheels of a bicycle make 35 revolutions as the bicycle reduces its speed uniformly from 60.0 km/h to 40.0 km/h. The wheels have a diameter of 80 cm. If the bicycle continues to decelerate at this rate, determine the time taken for the bicycle to stop. Choose the correct answer. a. t = 12.667 sec b. t = 14.554 sec c. t =13.267 sec d. t = 15.534 sec
39. John observes a ball of radius 0. 0300 m rolling along a horizontal table at a constant linear speed of 5.20 m/s. If John observes the ball roll off the edge and fall a distance of 6.10 m vertically before hitting the floor. While the ball is in the air, what is the angular displacement John would observe? А. 19.3 rad В. No answer is correct C. 22.6rad D. 11.8 rad Е. 14.9 rad
Question 9 please