Peoples Physics Concepts

9.2. Moment of Inertia http://www.ck12.org Explore More You have two coins; one is a standard U.S. quarter, and the other is a ...

http://www.ck12.org Chapter 9. Rotational Motion 9.3 Torque Calculate torque in various situations. Students will learn to cal ...

9.3. Torque http://www.ck12.org Solution There will be multiple steps to this problem. First we’ll make a free body diagram for ...

http://www.ck12.org Chapter 9. Rotational Motion Now, in order to find the tension in the cable, we’ll sum the torques on the ro ...

9.3. Torque http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/flx/render/embedde ...

http://www.ck12.org Chapter 9. Rotational Motion b. What is the magnitude (value) of this force, in Newtons? c. What is the mome ...

9.4 Newton’s Second Law for Rotation 9.4 Newton’s Second Law for Rotation Apply Newton’s 2nd law in the case of rotational dyna ...

http://www.ck12.org Chapter 9. Rotational Motion Example 2 Some old doors have the door knob in the center of the door like in t ...

9.4. Newton’s Second Law for Rotation http://www.ck12.org ...

http://www.ck12.org Chapter 9. Rotational Motion Solution To solve this problem, we will plug in the known values into Newton’s ...

9.4. Newton’s Second Law for Rotation http://www.ck12.org a. Draw a free body diagram, showing all forces and all torques. (Pick ...

http://www.ck12.org Chapter 9. Rotational Motion a. Find the tension in the cable. b. Find the magnitude and direction of the ho ...

9.5 Yo-Yo Type Problems 9.5 Yo-Yo Type Problems Solve Yo-Yo type problems, where an object is rotating in free fall yet attache ...

http://www.ck12.org Chapter 9. Rotational Motion Solution First we’ll draw a free body diagram for the situation. In the diagram ...

9.5. Yo-Yo Type Problems http://www.ck12.org T= 1 2 mr (^2) α r substituting forI T= 1 2 mr^2 a r 1 r substituting forαin terms ...

http://www.ck12.org Chapter 9. Rotational Motion a. Who wins? b. By how much? That is, what is the net torque? c. Assume that th ...

9.5. Yo-Yo Type Problems http://www.ck12.org a. Calculate the final linear velocity of the Yo-Yo when dropped from a height of 0 ...

http://www.ck12.org Chapter 9. Rotational Motion 9.6 Rolling Objects Solve problems of rolling objects and of objects that are ...

9.6. Rolling Objects http://www.ck12.org We’ll start by applying Newton’s second law to the bowling ball. The force of friction ...

http://www.ck12.org Chapter 9. Rotational Motion Στ=Iα start Newton’s second law for rotation f r=Iα substitute in friction for ...