A car travels in an oval path (l Sgia s) as shown in the adjacent figure. If VA = 25 m/s, West, and Vg = 20 m/s, North. If R, = 500 m and R2 = 400 m, the magnitude (in m/s2) of the centripetal acceleration of the particle at point B is: %3D %3D %3D %D A. Zero VA A B. 1.25 VB C. 0.8 R2! D. 2.5 R1 B E. 9.8

A car travels in an oval path (l Sgia s) as shown in the adjacent figure. If VA = 25 m/s, West, and Vg = 20 m/s, North. If R, = 500 m and R2 = 400 m, the magnitude (in m/s2) of the centripetal acceleration of the particle at point B is: %3D %3D %3D %D A. Zero VA A B. 1.25 VB C. 0.8 R2! D. 2.5 R1 B E. 9.8

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter4: Motion In Two And Three Dimensions

Section: Chapter Questions

Problem 76P: A small plane flies at 200 km/h in still air. If the wind blows directly out of the west at 50 km/h,...

See similar textbooks

Similar questions

A small plane flies at 200 km/h in still air. If the wind blows directly out of the west at 50 km/h, (a) in what direction must the pilot head her plane to move directly north across land and (b) how long does it take her to reach a point 300 km directly north of her starting point?
Check Your Understanding Verify that vector v V obtained in Example 2.14 is indeed a unit vector by computing its magnitude. If the convoy in Example 2.8 was moving across a desert flatland—that is, it the third component of its velocity was zero—what is the unit vector of its direction of motion? Which geographic direction does it represent?
In 1999, Robbie Knievel was the first to jump the Grand Canyon on a motorcycle. At a narrow part of the canyon (69.0 m wide) and traveling 35.8 m/s off the takeoff ramp, he reached the other side. What was his launch angle?
An experimental jet rocket travels around Earth along its equator just above its surface. At what speed must the jet travel if the magnitude of its acceleration is g ?
Check your Understanding A cyclist rides 3 km west and then tune around and tides 2 kin east. (a) What Is his displacement? (b) What is the distance traveled? (c) What is the magnitude of his displacement?
A runner runs around a circular track. He completes one lap at a time if t=497s at a constant speed of v=3.9m/s. What is the radius r in meters of the track?what was the runners centripetal acceleration ac in m/s^2 during the run?
A car is traveling at a speed of 190 km/hr on a circular racetrack of radius 850 m. What is its centripetal acceleration in m/s2?
VectorI is 20.00km southeast, Z is14.00km west,A is 12.50km 35degree W of S, and L is 15.00km 58degree N of W.If the resultant, R, is R=I+Z+A+L, (a) find the ?-component of ?, and (Ans: ?? = −14.98 km) (b) the ?-component of ?. (Ans: ?? = −11.66 km) (c) What is the magnitude of the resultant? (Ans: ? = 18.98 km) (d) At what angle and direction is the resultant pointing to? (θ = 37.90degree S of W)
In a circular motion, if an object has a speed of 37.7m/s, and radius of the circular path is 10 m, what is the centripetal acceleration in m/s2?
A hawk flies at 12.0 m/s in a horizontal circle of radius 12.0 m. Now suppose it flaps its wings harder and increases its circular speed at the rate of 1.20 m/s2 while staying in the same circular path. What is the magnitude of its acceleration, and in what direction is the acceleration vector?
A runner runs around a circular track. He completes one lap at a time of t = 389 s at a constant speed of v = 4.4 m/s.t = 389 sv = 4.4 m/sWhat is the radius, r in meters, of the track? What was the runners centripetal acceleration, ac in m/s2, during the run?
For an object undergoing a uniform circular motion with radius 5.7 m and period 4.35 sec, the centripetal acceleration (m/s2) is: