Chapter 4, Problem 19The acceleration of a particle moving only on a horizontal xy plane is given by a = 3ti + 4tj ,whereis in meters per second-squared and t is in seconds. At?i = (22.0m)/ + (45.0m)j locates the paticle, which then has the velocity vectorV = (4.20m/s)7 + (1.70m/s)/. At t = 5.80 s, what are (a) its positiont = 0, the position vectorvector in unit-vector notation and (b) the angle between its direction of travel and the positive direction of the x axis?(a) Number?+?Units(b) NumberUnitsClick if you would like to Show Work for this question: Open Show Work

Name: Chapter 4, Problem 19The acceleration of a particle moving only on a
Uploaded: 2024-03-20T06:57:47.000Z
Channel: Bartleby
Description: Chapter 4, Problem 19The acceleration of a particle moving only on a horizontal xy plane is given by a = 3ti + 4tj ,whereis in meters per second-squared and t is in seconds. At?i = (22.0m)/ + (45.0m)j locates the paticle, which then has the velocity

Answered: Image /qna-images/answer/41735dc9-bf71-4dcc-ac25-99aa1b7aeb6c.jpg

Science

Physics

The acceleration of a particle moving only on a horizontal xy plane is given by a = 3ti + 4tj , where is in meters per second-squared and t is in seconds. At 7 = (22.0m)Î + (45.0m)/ locates the paticle, which then has the velocity vector V = (4.20m/s)î + (1.70m/s)J . At t = 5.80 s, what are (a) its position t = 0, the position vector vector in unit-vector notation and (b) the angle between its direction of travel and the positive direction of the x axis? (a) Number Units (b) Number Units Click if you would like to Show Work for this question: Open Show Work

The acceleration of a particle moving only on a horizontal xy plane is given by a = 3ti + 4tj , where is in meters per second-squared and t is in seconds. At 7 = (22.0m)Î + (45.0m)/ locates the paticle, which then has the velocity vector V = (4.20m/s)î + (1.70m/s)J . At t = 5.80 s, what are (a) its position t = 0, the position vector vector in unit-vector notation and (b) the angle between its direction of travel and the positive direction of the x axis? (a) Number Units (b) Number Units Click if you would like to Show Work for this question: Open Show Work

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 19P

See similar textbooks

Similar questions

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?
A bird files straight northeast a distance of 95.0 km for 3.0 h. With the x -axis due east and the y -axis due north, what is the displacement in unit vector notation for the bird? What is the average velocity for the trip?
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?
IT.0.0a Given an acceleration vector, initial velocity (uo.Vo), and initial position {xo.yo}, find the velocity and position vectors for t2 0. a(t) = (cos t,5 sin t. (Uo Vo) = (0,5) , (Xo.Yo) = (2.0) What is the velc | vector? v(t) =
22. Three displacement vectors of a cro- quet ball are shown in Figure P3.22, where A 40.0 units, and |C (a) the resultant in unit-vector nota- 20.0 units, B 30.0 units. Find A. 45.0° tion and (b) the magnitude and direc- tion of the resultant displacement. 45.0 23. (a) Taking A = (6.00 i - 8.00 j) units, QIC B (-8.00 i + 3.00 j) units, and C = (26.0 i + 19.0 j) units, determine a Figure P3.2 and b such that a A + bB + C = 0. (b) A student has learned that a single equation cannot be solved to determine values for more than one unknown in it. How would you explain to him that both a and b can be determined from the single equation used in part (a):
A plane flies with the Jet Stream (tailwind) from Chicago to Rome in 9.1 hours, a flight distance of 7740 km. It returns, flying against the Jet Stream (headwind), in 10.8 hours. Calculate the average speed of the plane and the average speed of the wind. Must list assumptions, and draw 1D vector diagram!!! wr M
An object on a horizontal plane has an initial velocity Vo = (6.01+3.05)m/s at & point where its position vector is r = (12.01+6.05)m gin. The object moves with constant acceleration and after t=7 s, its velocity becomes V = (-8.0t - 4.05m/s. What is its position vector at O26-145 O20f-105 O22f+165 O 181+125 O24f+ 185
1つ7 3. An object undergoes motion in 2 dimensions under a constant acceleration of "-2.50 m/s at an angle of 50.0° with respect to the + x direction. It also has an initial velocity of vi = 7.00 m/s at an angle of 10,0° The object begins at the coordinates (0, 0). a) What are the coordinates of the object at t = 7.00 s? Want Cx, y) at t =?4 4tzテメ0チ=XT vse this Con Vxi = \V;l cos v +ハ Ay=lalsin Ga b) What is its total velocity vector of the object as a magnitude and direction at t = 7.00 s? a) Ov= Ton
Given vector U=2ï+3j°and vector W=5j, , what is 3U+W? O 6i+14j O lli-9j O 6i-14j O lli+9j Next PREDE
An aircraft travels at 45 km/h towards 35ᴼ SE then turns 40ᴼ WS with a velocity of 72 km/h. What is the magnitude of its resultant velocity?
H.W: An object is thrown horizontally at 20m/s from a cliff top 45m above sea level. Find (a)the time to land; (b)the angle at which it hits the water; (c)the speed at which it hits the water. Ans. (a)3.03s (b)Ø = –54. 73 (c)35.79m/s
nments Question 2 ssions The acceleration vector is tangent to the hodograph. O True O False Dus omes zes Question 3