A position-time graph for a particle moving along the x axis is shown in the figure below. x (m) 12A 10 6 4 2 t (s) 1 2 3 4 5 6 (a) Find the average velocity in the time interval t = 2.00 s to t = 3.00 s. (Indicate the direction with the sign of your answer.) -6
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- A person going for a walk follows the path shown in Figure P3.35. The total trip consists of four straight-line paths. At the end of the walk, what is the persons resultant displacement measured from the starting point? Figure P3.35The displacement of a particle is given by s = 3t3 - 42t2 + 109t - 39 where s is in feet and t is in seconds. Plot the displacement, velocity, and acceleration as functions of time for the first 11 seconds of motion. After you have made the plots, answer the questions. Questions: Att = 2.4 ft. v= ft/sec. a = ft/sec? sec, Att= 5.4 i ft, v= i ft/sec, a = i ft/sec? S= sec, Att = 8.5 ft. v= i ft/sec, a = i ft/sec? sec, The velocity is zero when t = i sec and when t = i secThe velocity-time graph that describes the velocity of an object with time is given as in the figure below. if the values of a= 98.5, b=124.6 and c=57, Find the displacement made by the object in the first hour. v(km/h) b. a t(h) 0.5 1.0 1.5 2.0 Select one: A. 118.1 OB. 175.1 OC 398.4 OD. 139.6 OE 142.7 choice
- The velocity of an object is given by, = u + at V ds dt. where, u is the initial velocity, a is the acceleration, and ₺ is the time in seconds. Solve the differential equation to obtain the displacement, s, given that at t = 0, s = 7 (metres) : 1 if u = 3 ms ¹, a = 2.4 ms 2, calculate the displacements at t = 4.9 seconds. Give your answer to 2 decimal places.Becmid-B71423 ACADENIC) 00 Answer 370.98292 N Flag astion estion velocity (m/sec) vs time (sec) ed out of 8. 13 16 5 55 65 -13 The diagram above shows the velocity(m/s) versus time(s) graph of a man driving a car along a straight line from home to his work. What total distance did he travel in the first 8 seconds? Answer: the canThe displacement of a particle is given by s = 2t3 - 32t2 + 89t - 32 where s is in feet and tis in seconds. Plot the displacement, velocity, and acceleration as functions of time for the first 13 seconds of motion. After you have made the plots, answer the questions. Questions: Att= 2.9 sec, ft, v= i ft/sec, a = i ft/sec2 At t = 6.3 sec, i ft. v= ft/sec, a = i ft/sec? At t = 11.6 i ft. v= ft/sec, a = i ft/sec2 sec, The velocity is zero when t = i sec and whent= i sec
- The displacement of a particle is given by s = 2t3 - 41t2 + 90t - 39 where s is in feet and t is in seconds. Plot the displacement, velocity, and acceleration as functions of time for the first 16 seconds of motion. After you have made the plots, answer the questions. Questions: Att = 2.6 sec, S = ft,v = ft/sec,a = i ft/sec Att = 7.5 sec, S = ft,v = ft/sec,a = i ft/sec Att = 13.5 S = i ft,v = i ft/sec,a = i ft/sec sec, The velocity is zero when t = i sec and whent= i secThe displacement of a particle is given by s= 5t³-83t² + 120t-43 where s is in feet and t is in seconds. Plot the displacement, velocity, and acceleration as functions of time for the first 15 seconds of motion. After you have made the plots, answer the questions. Questions: At t = 3.2 sec, 5- i Att - 7.9 sec, Att = 12.5 sec. S= i S= i The velocity is zero whent - i ft, vi ft, vi ft, vi sec and when t= ft/sec, a- ft/sec, a- ft/sec, a= i i sec ft/sec ft/sec ft/secThe displacement of a particle is given by s = 2t³ - 42t² + 120t - 68 where s is in feet and t is in seconds. Plot the displacement, velocity, and acceleration as functions of time for the first 16 seconds of motion. After you have made the plots, answer the questions. Questions: At t = 3.3 sec, S= i ft, v = i ft/sec, a = i ft/sec At t = 8.9 sec, S = ft, v = i ft/sec, a = i ft/sec Att = 14.2 sec, S= i ft, v = i ft/sec, a = i ft/sec The velocity is zero when t = i i sec and when t = i sec
- The position-time graph that describes the motion of an object is given as in the figure below. if the values of a= 127.4m, b=241m and c=344.8m, Find the average velocity ( in units of m/s) over the time period [10, 30] seconds x(m) C a 1(s) 10 20 30 40 Select one: O A. 5.19 Ов. -7.57 OC. -11.36 OD. 18.42 O E. -5.68Consider an object moving along a line with the given velocity v. Assume time t is measured in secondsand velocities have units of m/s.a. Determine when the motion is in the positive direction and when it is in the negative direction.b. Find the displacement over the given interval.c. Find the distance traveled over the given interval.v(t) = 50e-2t on [0, 4]I took 2.28km and converted it to 2280 meters then divided by 3200 and ended up with .71m/s but it keeps saying that its incorrect. Im not sure where I keep messing up. John walks 1.80 kmkm north, then turns right and walks 1.40 kmkm east. His speed is 1.60 m/sm/sduring the entire stroll. What is the magnitude of his displacement, from beginning to end? (2.28) If Jane starts at the same time and place as John, but walks in a straight line to the endpoint of John's stroll, at what speed should she walk if she wants to arrive at the endpoint just when John does?