The velocity of an object traveling along the x-axis changes from -40 m/s to 70 m/s in five seconds. How far in meters did this object travel in this time?

Q: A racehorse starts from rest in complete 1/8 of a track in 12.5 seconds a track is 1 mile which is…

A: Given, time t = 12.5 s Track length d = 1.67 km 1 mile = 1.609 km .But the question has a different…

Q: The displacement of an object is given as s(t) = 10t4 - 8t3 - 4 where t is time in seconds and a is…

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Q: You have an old American Mustang that you have shipped to Austria. The speed limit on the autobahn…

A: The speedo meter measures the Instantaneous speed of the vehicle. The speed limit on the autobahn in…

Q: A student estimates that his daily commute to college consists of 10 minutes driving at a speed of…

A: Given v(t) vs t graph:

Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…

A: Given: Let, the time to drive from Santa Cruz to San Jose is t1, and the time taken back to the…

Q: The graph shows the speed of a car as a function of time. speed (m/s) 6 5 3 2 1 0 3 time (s) What is…

A: Given The given graph of speed vs time shown below.

Q: A car starts from 0 m, goes to +10 m and then back to Om. What is the cars distance? 0m 20 m -10 m…

A: (a) Arrow in blue colour starts from x= 0 and ends at  x = +5 m and then Arrow in red colour starts…

Q: A car has 1 hour and 20 minutes to travel 80 km. The car travels at 16m/sec for the first 30…

A: The distance covered is, x=utx=16 m/s30 minutes60 s1 minutex=28800 mx=28.8 km   thus, the remaining…

Q: While bicycling, you increase your velocity from 30 km/h to 35 km/h. In the next second, you go from…

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Q: A car travels along a straight stretch of road. It proceeds for 13.5mi at 58mi/h, then 27.7mi at…

A: Given In first step Car travels 13.5 mile or 21.73 km at 58mi/h or 93.34 km/h  In second step Car…

Q: The figure shows the velocity-versus-time graph for a motorcycle moving along the x-axis. v (m/s) 8…

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Q: A runner is moving with a speed of 2.68[m/s]. How long will it take the runner to complete a 5.0[km]…

A: The expression for find time taken by the runner to complete the race is t=dv

Q: Alison walks 10 m down the hallway in 20 s, then stops and chats with her friend for 15 s, then…

A: For measuring average velocity      Avg. Velocity = Total distance/total time

Q: A B C D T T 0 2 4 6 8 10 12 Which of the displacement vectors shown above represents a Ad= +8 m? O C…

A: Solution 1 :- Displacement :- It is a vector and defined as the difference between the final and the…

Q: Determine the time it takes.

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Q: An automobile driver puts on the brakes and decelerates from 40 m/s to zero in 20 s. What distance…

A: Given data *The initial speed of the car is u = 40 m/s *The final speed of the car is v = 0 m/s *The…

Q: A car starts a trip at mile marker 90 at 2:00 PM. At 5:00 PM, the trip concludes with the car at…

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Q: If the nerve cell connecting the spinal cord to your feet is 1.9 m long, and the nerve impulse speed…

A: The objective of this question is to find out the time it takes for a nerve signal to travel from…

Q: Which one of the following quantities is NOT a speed? O 10 mi/hr 10 mi/hr/sec 35 m/s 20 m/s

A: Definition: Speed is defined as the rate of change of distance. speed=distancetime Its SI unit is…

Q: A long distance runner has an average speed of 3.2 m/s. How far (in m) does the runner travel in 42…

A: Given information:The average speed of the runner (v) = 3.2 m/sThe time for which the runner runs…

Q: At the instant a traffic light turns green, a car that has been waiting at the intersection starts…

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Q: A new prototype car is first test driven at 75 m/s for 9 seconds and then it is immediately slowed…

A: Given:

Q: A car is traveling at a speed of 25 m/s, and accelerates at a rate of 1.5 m/s2 for 10 seconds. What…

A: Speed of the car will increase due to acceleration applied on the car.

Q: A ball is thrown straight down at 1.29 m/s and hits the ground 1.07 seconds later. How many meters…

A: Given  Initial velocity u = 1.29 m/s Time of flight t = 1.07 sec Accelerated = g = 9.8 m/s2

Q: Distance (m)

A: Given: From the graph, the displacement after 5 s is 8 m.

Q: A car moves along the x-axis with the equation x = t² + 2t + 3. The average speed of the car over…

A: v=total distancetotal time=xf-xitf-tI=t2f+2tf+3-t2f+2tf+3tf-tI

Q: A car travels at 50 km/hr for 65 km and then slows down to 20 km/hr for another 35 km. What is its…

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Q: The figure shows the velocity of a train as a function of time. At what time was its velocity…

A: Draw a perpendicular line with respect to the time axis such that it meets the curve at maximum…

Q: A kangaroo is moving at a velocity of 5m/s. The kangaroo then accelerates at a rate of 4m/s/s for…

A: Use the kinematic equation to solve for the speed of the kangaroo moving after it accelerates. v = u…

Q: A rock is thrown straight down from a cliff at a velocity of 3.7 m/s and hits the ground below after…

A: Given data:  Initial velocity (Vi) = 3.7 m/s, downward  Time (t) = 1.8 seconds Acceleration due to…

Q: A person jogs three complete laps around a 200 m track in a total time of 11 minutes. What is the…

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Q: A starts with an initial velocity of 10m/s and decelerates at -2 m/s^2. After comes to a full stop,…

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