A sprinter practicing for the 200-m dash accelerates uniformly from rest at A and reaches a top speed of 43 km/h at the 51-m mark. He then maintains this speed for the next 81 meters before uniformly slowing to a final speed of 35 km/h at the finish line.

Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 209 m/s to the east.…

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Q: A typical sneeze expels material at a maximum speed of 44.9 m/s. Suppose the material begins inside…

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Q: Starting from rest at home plate, a baseball player runs to first base (90 ft away). He uniformly…

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Q: In the Daytona 500 auto race, a Ford Thunderbird and a Mercedes Benz are moving side by side down a…

A: Let AB is first interval and after the pit BC is second interval.

Q: A rocket-powered sled moves along the track, eventually reaching a top speed of 230 m/s to the west.…

A: Given:-             Speed u =  230 m/s.    Final speed v = 0 m/s         Time taken t = 4.42 s…

Q: The problem states, "A truck on a straight road starts from rest, accelerating at 2.00 m/s2 until it…

A: Given data:  Initial velocity (V0) = 0 m/s Acceleration (a1) = 2.00 m/s2 Velocity (V1) = 20.0 m/s…

Q: A startled armadillo leaps upward, rising 0.586 m in the first 0.204 s. (a) What is its initial…

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Q: constant acceleration as it slides down a frictionless incline. The block is released from rest at…

A: GivenThe block is released from restInitial velocity of block is zero, u=0At Distance, s=7 m , v=3.8…

Q: a cheetah and a gazelle are both stopped. The gazelle runs and accelerates so that it reaches a…

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Q: In 2008, at the Beijing Olympics, Usain Bolt of Jamaica reclaimed his title as the world's fastest…

A: The objective of this question is to calculate the average speed of Usain Bolt during the first 6.5…

Q: A boat accelerates from 0 m/s (rest) at the starting point to reach a speed of 45.0 km/h over a…

A: The first boat covers a distance of 90 m, to reach upto a speed of 45km/h or 12.5 m/s The…

Q: A student in Physics 211 decides to do an experiment. They travel to a city and climb to the roof of…

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Q: You also observe a giraffe running in a straight line. You clock her and find that she goes from…

A: This problem can be solve by applying first equation of motion which gives the relationship between…

Q: To help travelers get around the airport, a shuttle was built between two terminals. Starting from…

A: Given data: The acceleration of the shuttle for t1 time, a1=0.447 m/s2. The time interval during…

Q: A certain freely falling object, released from rest, requires 1.50 s to travel the last 30.0 m…

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Q: A train on a very long straight level stretch of tracks, starting from a dead stop, steadily speeds…

A: Case 1) initial speed = 0 msfinal speed (v) = 28 mstime taken (t) = 14 minutes = 14×60 seconds = 840…

Q: The driver of a car is initially moving at a constant speed of 70.4 km/h when a traffic light turns…

A: Initial speed of the car is V = 70.4 km/h  Reaction time is t = 0.520 s

Q: A car is traveling along a horizontal road with an initial velocity of 17.8 m/s in the positive…

A: The given values are,

Q: During the same Olympics, Bolt also set the world record in the 200m dash with a time of 19.30 s.…

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Q: While entering a freeway, a car accelerates from rest at a rate of 2.81 m/s² of the situation and…

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Q: 2. An elevator in a very tall building travels upwards a total distance of 300 m (about 80-100…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: A typical sneeze expels material at a maximum speed of 44.9 m/s. Suppose the material begins inside…

A: maximum velocity (v) = 44.9 msinitial velocity (u) = 0 msdistance moved while accelerating (d) =…

Q: A 745i BMW car can brake to a stop in a distance of stopping distance of 231 (a) 60 mi/h to rest (b)…

A: Kinematics equation:The average acceleration of an object can be calculated using the following…

Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 247 m/s to the west.…

A: This question is based on Motion in a straight line topic. We need to use equations of motion to…

Q: runner and a cyclist compete in a race over a straight course 20 km long. The runner runs at a…

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Q: In the Daytona 500 auto race, a Ford Thunderbird and a Mercedes Benz are moving side by side down a…

A:

Q: Chapter 02, Problem 086 A motorcyclist who is moving along an x axis directed toward the east has an…

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Q: you walk from your house to a local coffee shop to get an espresso. You average  a speed of 2.4 m/s…

A: Average speed = total distance travelled /total time taken

Q: In the Daytona 500 auto race, a Ford Thunderbird and a Mercedes Benz are moving side by side down a…

A: Given data The speed of the thunderbird is St = 66 m/s The speed of the Mercedes Benz is Sm = 66 m/s…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –