On two different tracks, the winners of the 1-kilometre race ran their races in 2 min, 27.95 s and 2 min, 28.15 s. In order to conclude that the runner with the shorter time was indeed faster, how much longer can the other track be in actual length?

Q: Consider  a dragster that, when the light turns green, accelerates uniformly from rest and completes…

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Q: The 1992 world speed record for a bicycle (human-powered vehicule) was set by Chris Huber. His time…

A: Time taken by Chris Huber in 1992 to cover 200 m stretch = 6.509 seconds Using formula, Speed×time =…

Q: A boy runs for 16 seconds.  His minimum speed is 4 m/s, while his maximum speed is 5.5 m/s.…

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Q: A person walks 8 miles east and then walks 8 miles west from that point? What distance did he walk,…

A: A person walks 8 miles east and then walks 8 miles west from that point.

Q: In a quality event, a race car driver complete a single lap around a 1504 m long track at the car.…

A: Speed is defined as the rate at which an object covers distance. The formula for speed is…

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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: A bike accelerates at a rate of 2.0 m/s2, from rest, over a distance of 148 m. What is the speed of…

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Q: Suppose the caravan of 10 cars begins immediately in front of the first toll booth, travels 20 km to…

A: To calculate the total end-to-end delay, we need to know the delay at each toll booth. If we assume…

Q: Dan Koko fell a distance of 312 feet into an airbag after jumping from the Vegas World Hotel and…

A: Given in question - Distance(D) = 312 feet                                  Distance formula: d =…

Q: For many years it was the dream of runners to break the “4-minute mile". Now, quite a few runners…

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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: In a 5000 m race, the athletes run 1212 laps; each lap is 400 m. Kara runs the race at a constant…

A: The total distance of the race, D=5000mEach lap distance = 400 mKara runs the race at a constant…

Q: A cart is traveling in a straight line with a constant speed of 104 m/s. How many meters will the…

A: Speed of cart =  v = 104m/sTime t = 1second

Q: When running a half marathon (13.1 miles), it took Mark 8 minutes to run from mile marker 1 to mile…

A: Average speed = total displacement /total time

Q: A public transportation bus makes the position‑time graph over a 5.00 hour interval shown in the…

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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: Suppose we measure a car's velocity every two seconds and obtain the data in the table: time(sec) 0…

A: S.No Time(s) Velocity (ft/s) Velocity (m/s) 1) 0 10  3.048 2) 2 28 8.5344 3) 4 42 12.80 4) 6…

Q: Andrew Tan is driving his automobile at a continuous pace of 81.2km/h, with the exception of a…

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Q: of the car over the entire trip? Numeric   : A numeric value is expected and not an expression. vmph…

A: Given  In 1st leg D1= 44 miles    ,    t1=  1.05 hours In 2nd leg D2 = 131 miles , t2= 2.2 hours (a)…

Q: In a 100 m race, 2 sprinters finish at the same time of 10.2 seconds, accelerating uniformly,…

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Q: An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground.…

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Q: Your favorite car goes zero to 60 mph in 3.5 seconds. Assuming it accelerates uniformly, sketch a…

A: Assume car to be travelling in straight line. Let u be the car’s initial velocity, v be the car’s…

Q: An Olympic bobsled goes 41 m in 2.6 s. How fast was it travelling in m/s? Be sure to answer with the…

A: Speed is given by V = distance/time

Q: Your favorite car goes zero to 60.0 mph in 5.00 seconds. Assuming it accelerates uniformly, sketch a…

A: Assume car to be travelling in straight line. Let u be the car’s initial velocity, v be the car’s…

Q: A car starting from rest is accelerated for 1 m/s2 for (5+5) seconds. It continues at constant…

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Q: An athlete wants to run a 1500m race with an average velocity of 6.00 m/s. After running the first…

A: The speed of the athlete in the first 500 m is,

Q: Ilya and Anya each can run at a speed of 8.60 mph and walk at a speed of 3.70 mph. They set off…

A: in this question  we determine  mine total time for cover whole distance and velocity average.

Q: In a 5000 m race, the athletes run 12(1)/(2) laps; each lap is 400 m. Kara runs the race at a…

A: Given The total distance covered in the race is D = 5000 m. The distance for each lap, x = 400 m.…

Q: A cop spots a car speeding at 106 mph and immediately starts after the perpetrator. How fast at…

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Q: how many kilometers will you travel in a span of 2.5 h if you are going at a speed of 5.0m/s?

A: Given , Time = 2.5 h = 2.5×60×60s = 9000 s  Speed = 5.0m  We know that distance = speed×time

Q: A woman starts from her home at 9.00 am, walks with a speed of 7 km h-1 on a straight road up to her…

A: Given,Distance between home and office, d=3.5kmSpeed of woman while walking to office, v1 =…

Q: The velocity - time graph of the journey of a person is shown in the attached graph. How much…

A: Area under velocity time graph gives the displacement of moving objectdividing the given graph in…

Q: In a marathon; One of the contestants managed to cover a distance of 33 km in 2 hours ; A ) Design a…

A: Given, One of the contestants managed to cover a distance of 33 km in 2 hours.

Q: A car is accelerating uniformly as it passes two checkpoints 500 m apart. The car was travelling at…

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