Question

Search this book Back 2.1 Displacement 0 2 4 6 8 10 12 displacement x (m Figure 2.59 1. Find the following for path A in Figure 2.59 (a) The distance traveled. (b) The magnitude of the displacement from start to finisth. (c) The displacement from start to finish. 2. Find the following for path B in Fiqure 2.59: (a) The distance traveled. (b) The magnitude of the displacement from start to finish. (c) The displacement from start to finish 3. Find the following for path С n Fi 25 a The distance traveled. b) The magnitude of the displacement to start to nish. c) The displacement from start to finish 4. Find the following for path D in Figure 2.59 (a) The distance traveled (b) The magnitude of the displacement from start to finish (c) The displacement from start to finish. 2.3 Time, Velocity, and Speed 5. (a) Calculate Earth's average speed relative to the Sun (b) What is ts average velocity over a period of one year? 6. A helicopter blade spins at exacthy 100 revolutions per minute. its tp is 5 00 m from the center of rotation (a) Caiculate the

needing help with #4

Answer 1

4)

For the path D:

The path covers a distance of $6\,m$ for $9>x>3$ , and then covers a distance of $2\,m$ for $3<x<5$

Distance traveled is $x_1&plus;x_2=6&plus;2=8\,m$

Magnitude of displacement is $|\vec{d}|=|(5-9)|=4\,m$

Displacement from start to finish is $\vec{d}=(5-9)=-4\,m$