8. A drag car starts from rest and accelerates at a rate of 10.0-m/s? for a distance of 400-m (~1/4 mile). (a) How long did it take the car to travel this distance? (b) What is the speed of the car at the 400-m mark? Answers: (a) 8.94 s (b) 89.4 m/s

8. A drag car starts from rest and accelerates at a rate of 10.0-m/s? for a distance of 400-m (~1/4 mile). (a) How long did it take the car to travel this distance? (b) What is the speed of the car at the 400-m mark? Answers: (a) 8.94 s (b) 89.4 m/s

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter1: Introduction: The Nature Of Science And Physics

Section: Chapter Questions

Problem 10PE: (a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then...

See similar textbooks

Related questions

Q: A car has acceleration of 1.20 m/s2 and starts from 2.50 m/s. What is its speed after 5.00 seconds,…

Q: A runner hopes to complete the 10,000 – m run in less than 30.0 min. After exactly 28.0 min, there…

A: Given data: The total distance is d=10000 m. The time passed is t=28 min. The distance left is…

Q: A car is traveling at vx = 20 m/s. The driver applies the brakes, and the car slows with ax = -4.0…

A: Given - Initial velocity of car , ux =20 m/s acceleration of car , ax =- 4.0 m/s2 After…

Q: How long does a car with an acceleration of 2.0 m/s^2 take to go from 10 m/s to 30 m/s? a. 400 s…

A: Apply the third kinematic equation. Here, v represents the final velocity, u represents the initial…

Q: A car starts from rest and accelerates with a constant acceleration of 3 m/s?. What is its speed at…

A: Given: accleration of the car a=3m/s2 as it starts from rest initial velocity u=0 m/s…

Q: 12. You are driving home from at 85.0 km/h for 130. km, then you slowed down to 70.0 km/h. You…

Q: A car initially traveling 19 m/s then accelerates 3.5 m/s? for 5.2 s. What is the car's speed at the…

A: Given Initial speed of car u = 19 m/s Acceleration of car a = 3.5 m/s2 time during which car…

Q: Usain Bolt wants to complete a 10kilometer-run in less than 30 minutes. After running at constant…

Q: A car accelerates with the acceleration a(s) = k · s^n m/s^2, where s is distance in meters, k =…

A: Given Acceleration a = ksn k = 1.190 n = 0.731 final speed v = 1.75 m/s

Q: 2. A woman on a bicycle climbs a hill at 4.00 m/s and then returns down the same hill at 8.00 m/s.…

A: The average speed the overall rapidity with which the particle moves in this interval. The woman…

Q: In a half marathon (13.1 miles), one runner finishes with a speed of 6.5 miles/hour and another…

A: Given data Distance traveled, D=13.1 miles Speed of runner one, s1=6.5 miles/hour Speed of runner…

Q: A train accelerates from .2 rest with an acceleration of 4 m/s2 for a time of 20 s. What is the…

A: Solution

Q: A car starts from rest and accelerates smoothly at 2.10 m/s^2 for a distance of 185 m. What is the…

A: GIVEN a=2.10m/s2s=185 m FORMULA USED : s= ut +12at2 (1) Initially car is at rest so…

Q: In 2.5 s, a car increases its speed from 20.0m/s to 25.0m/s. What is the acceleration of the car? 5…

A: Given Initial velocity is v0= 20.0 m/s Final velocity is v= 25.0 m/s Time taken is t= 2.5 s

Q: 2. A cow accelerates from rest until reaching a speed of 6.0 m/s. A graph of the cow's velocity over…

A: Given: The velocity of the cow is 0 m/s m/s at t = 0 s. The time interval is 9 s to 14 s.

Q: A high-performance sports car can go from 0 to 100 mph (44.7 m/s) in 7.9s. a) What is the car's…

Q: A car, initially moving at 1m/s, has a constant acceleration of 2m/s. After 10 seconds, what will…

A: Since there are more than one question I am answering the first question only according to the…

Q: A car starts from rest and accelerates with a constant acceleration of 3 m/s. What is its speed at…

A: initial velocity of car u= 0 Acceleration a= 3 m/s2 Distance d= 600 m

Q: At the staffing gun a runner accelerates from rest at 2.2 m/s2 for 2.2s. What is the runner's speed…

A: Given data The acceleration of the staffing gun for 2.2 s is given as a = 2.2 m/s2. The runner speed…

Q: A sprinter accelerates from rest to 8.50 m/s in 1.26 s . What is her acceleration in m/s2? What is…

A: The final velocity of the sprinter,The initial velocity of the sprinter,Time interval,

Q: A tortoise can run with a speed of 0.15 m/s, and a hare can run 20 times as fast. In a race, they…

Q: The cheetah is considered the fastest running animal in the world. Cheetahs can accelerate to a…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A vehicle in a stationary state accelerates smoothly and reaches a speed of 10 m / sec in 4s and…

A: The kinematic equation to find the displacement of the vehicle with constant acceleration is…

Q: is on a street that has a posted speed limit of vm=75 km/hr and is traveling above the speed limit…

A: GivenSpeed limit, vm=75 km/hSpeed of driver above speed limit, vc=28 km/hDistance between driver and…

Q: A car goes from rest, up to 108km/h in 10 seconds. What is its acceleration in m/s^2? * O 3 m/s2…

A: The velocity of the car is, v=108 kmh1000 m1 km1 h3600 s=30 m/s

Q: 12. If the brakes on a car give the car a constant negative acceleration of 2k m/s?, where k is a…

A: Given Information:- Acceleration of the car is a=-2k m/s2 Stopping distance ds=25 m Required:- The…

Q: A stone is thrown straight up from the edge of a roof, 1000 feet above the ground, at a speed of 12…

Q: QUESTION 14 A cheetah spots a gazelle 60.0 m away. The cheetah accelerates at 8.5 m/s toward the…

Q: A high performance sports car goes from 0 to 100 mph (44.7 m/s) in 7.2s. A) What is the car’s…

Q: Starting from rest, a bus leaves a gas station with a constant acceleration of 2 m/s^2 until it…

Q: A driver traveling at night on a country road suddenly sees another car pull out into the roadway in…

A: Given that, Distance of skidding, ΔS = 72.9 m Acceleration, a = 4.8 m/s2 Time, t = 4.5 sec

Q: 2. A car travels at 40km/h for 2.0 h, t 50km/h for 1.0 h, and at 20km/h for 0.5h. what is the car's…

Q: Question 10 A jogger travels 40 m along a path in 20 seconds. What is the jogger's average speed?…

A: Answer:- (B) 2 m/s Given Distance (S) = 40 m Time taken (t) = 20 s Average speed (Vav) = ? We…

Q: A drag racer crosses the finish line, and the driver deploys a parachute and applies the breaks to…

A: Given- Begains slowdown at time (ts) = 6 sec Initial Velocity of car (v) = 28 m/s Time (t) = 12 sec…

Q: A car moving at 10 m/s comes to a stop in 10 s when the driver slams on the brakes. in this…

Q: While entering a freeway, a car accelerates from rest at a rate of 2.8 m/s2 for 14.5 s. How far does…

A: Given data: Initial velocity (Vi) = 0 m/s Acceleration (a) = 2.8 m/s2 Time (t) = 14.5 s Required:…

Q: A car starts from rest and goes down a slope with a constant acceleration of 5 m/s2. After 10…

A: Given data: Initial velocity (Vi) = 0 m/s Acceleration (a) = 5 m/s2 Time (t) = 10 s Required: Final…

Q: Over a distance of 280 meters, an automobile going initially at +6.0 m/s accelerates evenly at +0.10…

Q: 94. An object's acceleration increases quadratically with time: CH a(1) = br, where b = 0.041 m/s".…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 12. Distance = 500 m, initial velocity = 1 ms-', time taken = 10 s. Find the acceleration. a)…

Q: A bicyclist accelerates at 0.89 m/s^2 during a 5s interval. If she started at 2.3m/s, what was the…

A: Initial speed of the cyclist is u=2.3 ms Acceleration of the cyclist is a=0.89 ms2 Acceleration time…

Q: A runner hopes to complete the 10,000 m run in less than 30 min. After running for constant speed at…

A: Constant speed(u) of runner is given by:- u=10,000-110027u=329.63 m/minu=5.5m/sec

Q: 4) A runner covers 100 m in 11.2 s. What was her average speed? 5) A human-powered airplane, the…

A: 4)-: A runner covers total distance d = 100 meter Total time t = 11.2 second Average speed v = ? We…

Q: 13. Find the time (Seconds)needed for a car to go from 25m/s to 55 m/ls with an acceleration of 1.4…

A: Given: Initial Velocity=u=25 m/s Final velocity=v=55 m/s Acceleration=a=1.4 m/s2

Q: a parked police car takes off after a suspect and reaches 65.6km/hr in 6.49 seconds. What was the…

A: Given data: Velocity of car, v=65.6 km/h=65.6×1000 m3600 s=18.22 m/s Time interval, t=6.49 s

Q: Question 12 A physics student drives for 1.0 hour at 45.0 mph to pick up his girlfriend from her…

Q: Q 1 - If a car moves at rate of 54 Km per hour , what is its speed in metres per second ? A. 15 mps…

A: Given, speed of car is 54 km per hour.

Q: A parked police car takes off after a suspect and reaches 65.6 km/hr in 6.49 seconds. What was the…

A: Given Final velocity of police car v = 65.6 Km/hr = 18.22 m/s time t = 6.49 s We know the…

Q: A tortoise can run with a speed of 0.11 m/s, and a hare can run 20 times as fast. In a race, they…

Concept explainers

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 –

Question

8. A drag car starts from rest and accelerates at a rate of 10.0-m/s² for a distance of
400-m (~1/4 mile). (a) How long did it take the car to travel this distance? (b)
What is the speed of the car at the 400-m mark?
Answers: (a) 8.94 s (b) 89.4 m/s

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

(a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then calculate the average speed of the Earth in its orbit in kilometers per second. (b) What is this in meters per second?
2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes?
1. A car starts from rest and attains a speed of 50 m/s in 15 seconds. a. How far has the car travelled in 15 seconds? b. What is the speed of car if it travels 567 meters?
A bicyclist rides the first 60 km of a 220 km race in 1.5 hours. What is the bicyclist average speed? I know that the answer is 7.5, however I'm trying to establish a formula for solving problems such as this one. Is there a formula that you can provide to solve problems that require calculating miles per hour based on only feet and seconds?
1) A bird has flown 300 bm for 6 hours, What is the bird's speed? INOTE: use m/hr as the correct label) oo
A spaceship ferrying workers to Moon Base I takes a straight-line path from the earth to the moon, a distance of 384,000km. Suppose the spaceship starts from rest and accelerates at 20.0 m/s^2 for the first 15.0 min of the trip, and then travels at constant speeduntil the last 15.0 min, when it slows down at a rate of 20.0 m/s^2 , just coming to rest as it reaches the moon. (a) What fraction of the total distance is traveled at constant speed? (b) What total time is required for the trip?
A tortoise and a hare are in a road race to defend the honor of their breed. The tortoise crawls the entire 1000 meters at a speed of 0.2 m/s. The rabbit runs the first 200 meters at 2 m/s, stops to take a nap for 1.3 hours, and awakens to finish the last 800 meters with an average speed of 3 m/s. Who wins the race and by how much time?
Amel goes for a walk with a speed of 3kph. After 30 minutes of walk, his wife follows him. Walking 3.25 km for the first hour, 3.75 km for the second hour, 4 km for the third hour and so on maintaining a speed of .25 km per hour. How many hours does the wife take to catch up to her husband?
Bill runs at a steady pace of 5.00 m/s. How long will it take Bill to run 1.00 mile? (N.B. 1 mile =5280 feet). Answer in seconds.
2. A car that travels at 8.9 km/hr for 2.0 hrs, at 3.6 km/hr for 1.0 hr and at 2 km/hr for half an hour. What is its average speed?
A car’s speed is 65 km/hour, What is this speed is the unit of “m/s”? Question 2 options: 12 m/s 65 m/s 1.1 m/s 18 m/s
30 - The speed of an object moving with constant acceleration increases to 12m/s in 6m/s in 3s. What is the acceleration of the object? A) 4 m/^2 B) 1 m/^2 C) 2 m/^2 D) 6 m/^2 E) 9 m/^2