06:03Friction & Newtons Law's Fn is not %$#! equal to Fg! Part 5 Simple VersionPhysicshelp Canada153views
Multiple ChoiceA 3-kg box of junk is being lowered on a string at a constant speed. What is the tension in the string?1130views14rank3commentsHas a video solution.
Textbook QuestionWhen jumping straight up from a crouched position, an average person can reach a maximum height of about 60 cm. During the jump, the person's body from the knees up typically rises a distance of around 50 cm. To keep the calculations simple and yet get a reasonable result, assume that the entire body rises this much during the jump. (c) In terms of this jumper's weight w, what force does the ground exert on him or her during the jump?33viewsHas a video solution.
Textbook Question(II) A 20.0-kg box rests on a table.<IMAGE>(b) A 10.0‑kg box is placed on top of the 20.0-kg box, as shown in Fig. 4–36. Determine the normal force that the table exerts on the 20.0-kg box and the normal force that the 20.0-kg box exerts on the 10.0-kg box.52viewsHas a video solution.