UTEP PHYS 1403 - Simulated Exam 1

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UHScienceResource squarespace com Simulated Exam 1 SF16Ph1E1F UHScienceResource squarespace com UHScienceResource squarespace com Disclaimer UHScienceResource provides resources and services but is not responsible for and expressly disclaims all liability for damages of any kind arising out of use reference to or reliance on any information provided While the information contained within the site is periodically updated no guarantee is given that the information provided is correct complete and up to date Moreover UHScienceResource is not responsible for the accuracy or content of information contained in external sites provided by links Notice to User Great effort has been used to make this document accurate and comprehensive but may still contain typos or other errors If any errors are found please email them to UHScienceResource gmail com UHScienceResource squarespace com UHScienceResource squarespace com 1 A person is riding an elevator that is traveling downward but slowing down at a rate of 2 25 m s2 If this person has a mass of 60 0 kg what is the reading on the scale that he is standing on while riding the elevator 2 Which equation below is dimensionally consistent with units of acceleration 3 Carl gets lost while hiking in the forest Using a compass app on his phone he decides to travel 15o north of east for 210 m There he reaches the peak of a cliff where he is able to see everything below He then travels 45 o south of east for another 85 m However his phone dies upon reaching this point so he decides to follow his instincts the rest of the way If Carl finds himself back where he started after traveling for another hour what is the magnitude of his displacement during that hour 4 Susan parallel parks her car along an icy and hilly street that is inclined at angle of 30o However she forgets to turn on the parking brake and her car begins to slide down the icy street What is the acceleration of her car a 234 N b 576 N c 981 N d 654 N e 723 N a 2 b 2 c 2 d e 1 2 2 a 263 m b 525 m c 314 m d 196 m e 227 m a 6 4 m s2 b 5 3 m s2 c 9 8 m s2 d 7 1 m s2 e 4 9 m s2 UHScienceResource squarespace com UHScienceResource squarespace com 5 What is the direction of measured from the positive x axis if 8 4 and 2 6 6 A ball traveling at 2 2 m s rolls off a table that is 1 8 m high Just before it hits the ground what angle below the horizontal does the velocity make 7 A boat is trying to cross a river that is 500 km wide to reach a dock that is directly north However the winds are really strong and there is a current flowing west at 15 m s If the boat travels at 100 m s what direction does it need to travel to arrive at the dock a 8 63o East of North b 8 63o West of North c 42 4o East of North d 53 6o West of North e 42 4o West of North 8 A car reaches 8 m s in 5 seconds After traveling for another 6 seconds it reaches a velocity of 16 m s If it is moving with constant acceleration in one direction what is the distance traveled from the time it s traveling 8 m s to when it s traveling 16 m s a 45o b 20o c 162o d 20o e 135o a 34o b 42o c 17o d 70o e 85o a 56 m b 32 m c 18 m d 64 m e 72 m UHScienceResource squarespace com UHScienceResource squarespace com 9 Kristen needs to replace her cracked window What is its area if it is 30 25 inches wide and 21 inches long 1 inch 2 54 cm 10 The motion diagram below shows the position of an object moving along the x axis at equal time intervals Which of the graphs below best corresponds with the motion diagram a b c d e 11 After chasing its prey a leopard leaps off the ground at 8 m s at 35o above the horizontal to take down its prey How much air time did the leopard get a b c d e 819 m2 249 m2 096 m2 409 m2 713 m2 a b c d e 48 s 13 s 94 s 37 s 59s UHScienceResource squarespace com

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# UTEP PHYS 1403 - Simulated Exam 1

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