No.13,No.14 and No.15 10. Which of the following is the velocity-timegraph of an object moving with decreasingacceleration?AVB VBC11. A girl throws a ball vertically upwards with aspeed of 10 m s-¹. What is the acceleration ofthe ball one second after leaving the girl's hand?A Oms-25 m s2 downwards10 m s2 downwards10 m s2 upwardsDC V12. Which of the following velocity-time graphsshows the motion of an object in free fall in theabsence of air resistance?A VBt1 minuteVDvt13. A parachutist falls for 1 minute before hisparachute opens. Which graph best describeshow his speed varies with time?A speedB speedtime1 minute)timeCspeed4001 minute14. An object is launched vertically upwards into theair and its velocity-time graph is shown below.v/m s3-21-0.-1--2--3-D speedtimeA 4.0 mC7.5 mWhat is the maximum displacement made bythe object?A30 mC120 m21 minute2 3B 60 mD 240 m15. The diagram shows the velocity against timegraph for the motion of a body. What is itsdisplacement in the first 5.0 s?velocity/m st4time6t/sB 6.0 mD 9.0 m( )time/s

Answered: Image /qna-images/answer/05ef565e-aa75-435e-a023-338e08466e66.jpg

40- 0 1 minute 4. An object is launched vertically upwards into the air and its velocity-time graph is shown below. v/m st 120 m time velocity/m st 4- 3- 2 1 0. -14 -2- -3- What is the maximum displacement made by the object? A 30 m C A 4.0 m C 75m B D L 1 minute 4 15. The diagram shows the velocity against time graph for the motion of a body. What is its displacement in the first 5.0 s? B D 60 m 240 m time 6 t/s 6.0 m 90m time/s

40- 0 1 minute 4. An object is launched vertically upwards into the air and its velocity-time graph is shown below. v/m st 120 m time velocity/m st 4- 3- 2 1 0. -14 -2- -3- What is the maximum displacement made by the object? A 30 m C A 4.0 m C 75m B D L 1 minute 4 15. The diagram shows the velocity against time graph for the motion of a body. What is its displacement in the first 5.0 s? B D 60 m 240 m time 6 t/s 6.0 m 90m time/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Answer is also mentioned in picture containing the question. Kindly check the answer before submitting the solution. Earlier solutions submitted in this and other portals were incorrect. Kindly provide fresh and proper solution.
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