QUIZ: PHYSICS OF MATTER: PHYS101: ELEMENTS OF PHYSICS (B06) LIBERTY UNIVERSITY 2023

https://canvas.liberty.edu/courses/478390/quizzes/2305004 1/12 QUIZ: PHYSICS OF MATTER: PHYS101: ELEMENTS OF PHYSICS (B06) LIBERTY UNIVERSITY 2023 Due Jun 12 at 11:59pm Points 75 Questions 26 Time Limit 90 Minutes Instructions The quiz: Covers the Learn material from Module 4: Week 4. Contains 26 multiple -choice, true/false and matching questions. Is limited to 1 hour and 30 minutes. Allows 1 attempt. Is worth 75 points . Some quizzes will also have a single multi -part problem . This multi -part problem will be given at the time of the quiz. It must be written on paper and solved, and then an image of your solution must be uploaded during the quiz. You must include your name on your paper. Submit this assignment by 11:59 p.m. (ET) on Monday of Module 4: Week 4. Attempt History Attempt Time Score Initiativ liber - cesoft LATEST Attem pt 1 54 minutes 67 out of 75 Correct answers are hidden. Score for this quiz: 67 out of 75 Submitted Jun 12 at 10:41am This attempt took 54 minutes. Question 1 pts If pressure inside a cylinder with a circular hatch is 2 atm and the radius of the entrance hatch is 12 inches, what force does the air exert on the hatch? Recall that the area of a circle is πr2 https://canvas.liberty.edu/courses/478390/quizzes/2305004 2/12 mylu.li n? o.liberty iberty.e anvas. w.liber rty.ed course rse Reg email.l ency - lerts (h .eduF/ifnc Initiativ liber - cesoft ervice IT Help (https:// w.liber t SpOF/ojurwm rtycha L erty.el ewnattecrhs.l/i erty.ed 24 lb 288 lb 904.8 lb 1,300.6 lb 13,300.6 lb Rationale: P = 2 atm = 2 × 14.7 psi and A = πr2 = 3.1416 × 144 in2. F=PA Question 2 pts How many elements have been identified? 92 104 114 over 200 none of the above Question 3 pts The buoyant force that keeps a ship afloat is an example of Archimedes’ principle.