> Dark Truth of Fake Gurus l Re x Unit 1 Test - PHYS-2425, seCi X C A cyclist rides 8.0 km east fow X * Dashboard (- C' i webassignnetw ' . .7 w ' ' p ' m it: I. I] R e Gmail ' YouTube 6 Maps 3 Automate the Bori... Introduction to Ma... 9 Programming Assi... ' YourCareerUp Ac... ' Welcome Home L... 9 NewTab Macro: Public Fina... - science Assignment Scoring Your last submission is used for your score. 1. [-/2 Points] OSUNIPHYS1 3.1.P.028. ASK YOUR TEACHER A cyclist rides 9.5 km east for 19 minutes, then he turns and heads west for 9 minutes and 4.5 km. Finally, he rides east for 21.0 km, which takes 42 minutes. (Assume motion toward the east is positive. Indicate the direction with the signs of your answers.) (a) What is the final displacement of the cyclist (in km)? :m (b) What is his average velocity (in km/h)? km/h Submit Answer 2. [I3 Points] OSUNIPHYS'I 4.3.P.034. ASK YOUR TEACHER A marble rolls off a tabletop 1.4 m high and hits the floor at a point 2.4 m away from the table's edge in the horizontal direction. (a) How long (in s) is the marble in the air? |:ls (b) What is the speed of the marble (in m/s) when it leaves the table's edge? :l m (c) What is its speed (in m/s) when it hits the floor? Engl say Final.pdf " i say final Englishpdf Dark Truth of Fake Gurus | Real X " Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 R G Gmail YouTube Maps Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q Q Macro: Public Fina... S science 3. [-/1 Points] DETAILS OSUNIPHYS1 3.2.P.032. MY NOTES ASK YOUR TEACHER Sketch the velocity-versus-time graph from the following position-versus-time graph. Position (m) Time (s) Velocity (m/s) Velocity (m/s) Velocity (m/s) Time (s) Time (s) Time (s) O O O Velocity (m/s) Time (s) O Eng-I say Final.pdf i say final English.pdf Show All XDark Truth of Fake Gurus | Real X *% Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 R G Gmail YouTube Maps 5 Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q Q Macro: Public Fina... S science 4. [-/2 Points] DETAILS OSUNIPHYS1 3.3.P.040. MY NOTES ASK YOUR TEACHER A commuter backs her car out of her garage with a constant acceleration of 1.60 m/s2. (a) How long in seconds does it take her to reach a speed of 2.10 m/s? S (b) If she then brakes to a stop in 0.8 s, what is her (constant) deceleration in m/s2? |m / s 2 5. [-/1 Points] DETAILS OSUNIPHYS1 1.3.P.038. MY NOTES ASK YOUR TEACHER The speed of sound is measured to be 336 m/s on a certain day. What is this in km/h? km/h & Eng-I say Final.pdf i say final English.pdf Show All XDark Truth of Fake Gurus | Real X "A Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 * OR G Gmail YouTube Maps Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q O Macro: Public Fina... S science 6. [-/4 Points] DETAILS OSUNIPHYS1 2.3.P.049. MY NOTES ASK YOUR TEACHER Given two displacement vectors A = (4.001 - 3.50j + 3.50k) m and B = (5.001 + 6.00j - 16.00k) m, find the following. (a) C = A+B Find the displacement of C (in m). (Express your answer in vector form.) C = m Find the magnitude of C (in m). (b) D = 2A - B Find the displacement of D (in m). (Express your answer in vector form.) D = m Find the magnitude of D (in m). m 7. [-/1 Points] DETAILS OSUNIPHYS1 3.4.P.050. MY NOTES ASK Y A well-thrown ball is caught in a well-padded mitt. If the deceleration of the ball is 1.90 x 104 m/s, and 1.79 ms (1 ms = 10- s) elapses from the time the ball first touches the mit what was the initial velocity (in m/s) of the ball? (Enter the magnitude.) m/s Eng-I say Final.pdf i say final English.pdf Show All X> Dark Truth of Fake Gurus l Re x Unit 1 Test - PHYS-2425, seCl X C A cyclist rides 8.0 km east lei X * Dashboard (- C' i webassignhetw . ' i ' .w: ' ' p " m it: I. I] R Macro: Public Fina... - science ASK YOUR TEACHER An adventurous dog strays from home, runs five blocks east, three blocks north, three blocks east, two blocks north, and three blocks west. Assuming that each block is about 100 m, how far (in m) from home and in what direction (in degrees counterclockwise from the east axis) is the dog? Use a graphical method. Gmail r YouTube 6 Maps 3 Automate the Bori... Introduction to Ma.,. 9 Programming Assi... ' YourCareerUp Ac," ' Welcome Home L... 9 NewTab 8. [-/2 Points] OSUNIPHYS1 2.1.P.030. magnitude :] m direction :] counterclockwise from the east axis Jr 9. [/1 Points] OSUNIPHYS1 4.1.P.019. ASK YOUR TEACHER The 18th hole at Pebble Beach Golf Course is a dogleg to the left of length 496.0 m. The fairway off the tee is taken to be the x-direction. A golfer hits his tee shot a distance of 200.0 m, corresponding to a displacement AFI = 200.0 m i, and hits his second shot 168.6 m with a displacement AFZ = 150.0 m i + 77.0 m i. What is the final displacement of the golf ball from the tee (in m)? (Express your answer in vector form.) Artotal : m 10. [-/3 Points] OSUNIPHYS1 4.1.P.023. The position of a particle is :0) = (2,0t2'l' 8.0j + 9.0t3l2) m. (a) What is the velocity of the particle at 0 s and at 1.0 s (in m/s)? (Express your answers in vector form.) Dark Truth of Fake Gurus | Real X *% Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 R G Gmail YouTube Maps Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q Q Macro: Public Fina... S science 10. [-/3 Points] DETAILS OSUNIPHYS1 4.1.P.023. MY NOTES ASK YOUR TEACHER The position of a particle is r(t) = (2.0t21 - 8.0j + 9.0+3k) m. (a) What is the velocity of the particle at 0 s and at 1.0 s (in m/s)? (Express your answers in vector form.) v(0 s) = m/s v ( 1.0 s ) = m/s (b) What is the average velocity between 0 s and 1.0 s (in m/s)? (Express your answer in vector form.) Vavg = m/s 11. [-/2 Points] DETAILS OSUNIPHYS1 1.3.P.031. MY NOTES ASK YOUR TEACHER The speed limit on some interstate highways is roughly 115 km/h. (a) What is this in meters per second? m/s (b) How many miles per hour is this? mi/h & Eng-I say Final.pdf i say final English.pdf Show All X> Dark Truth of Fake Gurus l Re x Unit 1 Test - PHYS-2425, secr X C A cyclist rides 8.0 km east fol X * Dashboard ( C' i webassignhet\" . ' s ' .w: ' ' n " moans Gmail . YouTube 6 Maps 3 Automate the Bori... Introduction to Ma... 9 Programming Assi... ' YourCareerUp Ac... ' Welcome Home L... 9 NewTab Macro: Public Fina... - science ASK YOUR TEACHER A sledge is being pulled by two horses on a at terrain. The net force on the sledge can be expressed in the Cartesian coordinate system as vector F = (3,500.0i + 2,600.0i) N, where i and 3 denote directions to the east and north, respectively. Find the magnitude (in N) and direction (in degrees counterclockwise from the east axis) of the pull. 12. [-I2 Points] OSUNIPHYS1 2.2.P.040. magnitude C] N direction C] counterclockwise from the east axis T 13. [-/1 Points] OSUNIPHYS1 4.4.P.064. ASK YOUR TEACHER A runner taking part in the 200 m dash must run around the end of a track that has a circular arc with a radius of curvature of 45 m. The runner starts the race at a constant speed. If she completes the 200 m dash in 28.4 s and runs at constant speed throughout the race, what is the magnitude of her centripetal acceleration (in m/sz) as she runs the curved portion of the track? :lm/sz T 14. [-/2 Points] OSUNIPHYS1 3.5.P.072. ASK YOUR TEACHER (a) Calculate the height (in m) of a cliff if it takes 2.13 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.02 m/s. :er (b) How long (in 5) would it take to reach the ground if it is thrown straight down with the same speed? EngI say Final.pdf i say final Englishpdf Dark Truth of Fake Gurus | Real X "A Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 R G Gmail YouTube Maps Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q Q Macro: Public Fina... S science 14. [-/2 Points] DETAILS OSUNIPHYS1 3.5.P.072. MY NOTES ASK YOUR TEACHER (a) Calculate the height (in m) of a cliff if it takes 2.13 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.02 m/s. m (b) How long (in s) would it take to reach the ground if it is thrown straight down with the same speed? 15. [-/4 Points] DETAILS OSUNIPHYS1 1.4.P.051. MY NOTES ASK YOUR TEACHER Consider the physical quantities s, v, a, and t with dimensions [s] = L, [v] = LT-], [a] = LT-2, and [t] = T. Determine whether each of the following equations is dimensionally consistent. (a) v2 = 2as O dimensionally consistent not dimensionally consistent ( b ) s = vt2 + 0.5at2 O dimensionally consistent O not dimensionally consistent (c) v=S O dimensionally consistent O not dimensionally consistent & Eng-I say Final.pdf i say final English.pdf Show All XDark Truth of Fake Gurus | Real X " Unit 1 Test - PHYS-2425, sectic x C A cyclist rides 8.0 km east for : x *Dashboard C webassign.net/web/Student/Assignment-Responses/last?dep=30369227 R G Gmail YouTube Maps 5 Automate the Bori... Introduction to Ma... Programming Assi... M Your CareerUp Ac... M Welcome Home L... New Tab Q Q Macro: Public Fina... S science 15. [-/4 Points] DETAILS OSUNIPHYS1 1.4.P.051. MY NOTES ASK YOUR TEACHER Consider the physical quantities s, v, a, and t with dimensions [s] = L, [v] = LT-1, [a] = LT-2, and [t] = T. Determine whether each of the following equations is dimensionally consistent. (a) vz = 2as O dimensionally consistent O not dimensionally consistent (b) s = vt2 + 0.5at2 O dimensionally consistent O not dimensionally consistent ( c ) v = s O dimensionally consistent O not dimensionally consistent (d) a = V O dimensionally consistent O not dimensionally consistent Submit Assignment Save Assignment Progress & Eng-I say Final.pdf i say final English.pdf Show All X