John Paul Stapp was a U.S. Air Force officer who studied the effects of extreme deceleration on the human body. On December 10, 1954, Stapp rode a rocket sled, accelerating from rest to a top speed of 282 m/s (1015 km/h) in 5.00 s, and was br

Q: My pug/bulldog mix, Georgia, who is blind and deaf, gets a whiff of her dinner. As soon as it…

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Q: A car in stop-and-go traffic starts at rest, moves forward 25min 8.0s, then comes to rest again.What…

A: The distance covered by the car in last 2.0 seconds can be calculated using given steps.

Q: Modern oil tankers weigh over a half-million tons and have lengths of up to one-fourth mile. Such…

A: Given information:Distance required to come to rest (s) = 4.5 km = 4500 m.Time required to stop (t)…

Q: A race car moves such that its position fits the relationship x = (6.0 m/s)t + (0.80 m/s3)t3 where…

A: Given: The position fits the relationship is x = (6.0 m/s)t + (0.80 m/s3)t3

Q: Goggles Paisano (aka Fred Flintstone) has once again entered the Indianrockolis 500. The race…

A: Given data: The number of laps is n=200. The length of each lap is s=2.5 mile. Time taken is t=2hr…

Q: The average person passes out at an acceleration of 7g (that is, seven times the gravitational…

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Q: Two trains, traveling toward one another on a straight track, are 400m apart when the engineers on…

A: First, we need to convert the initial speeds of the trains from kilometers per hour to meters per…

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: As a train accelerates away from a station, it reaches a speed of 4.6 m/sm/s in 5.3 ss. If the…

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Q: Slowing Down: The speed of an object moving through a viscous fluid is given by U(1) = A. c-br (a)…

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Q: An unidentified flying object (UFO) is observed to travel a total distance of 29000 m, starting and…

A: Total distance travelled (D) = 29000 m Total time of trip (T) = 1.61 seconds Initial speed (u) = 0…

Q: You are standing at rest at a bus stop. A bus moving at a constant speed of 5.00 m/s passes you.…

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Q: Two soccer players start from rest, 43 m apart. They run directly toward each other, both players…

A: According to the given data S=43m v a1=0.49m/s2 a2= 0.46m/s2 we need tot find (a) time before they…

Q: Assume you are driving a car at a constant speed of 80.0 km/h. Suddenly you see a deer standing on…

A: We have, Constant Speed, V0=80 km/h   V0=80×10003600=22.22 m/sDistance travelled during reaction…

Q: (a) How far is the train in first 30sec? (b) What is the average velocity of the train for the…

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Q: A car is traveling at an initial speed of 20 m/s and slows to rest with an acceleration of -5.0 m/s.…

A: The initial speed of the car,(u)=20 m/sec -----(1) [Given] Acceleration of the car,(a)=(-)5 m/sec2…

Q: A car is moving towards the left, which is the negative X direction. It travels 49.2 m during a…

A: The objective of the question is to find the X component of the car’s average velocity during the…

Q: A car with initial velocity 7.2 m/s undergoes a constant acceleration. What is the acceleration (in…

A: The equation of kinematics, v = u + at  Where, u is initial velocity of a body a is uniform…

Q: From January 26, 1977, to September 18, 1983, George Meegan of Great Britain walked from Ushuaia, at…

A: Basic Details The average velocity is the ratio of total distance covered to that of the total time…

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: An unidentified flying object (UFO) is observed to travel a total dist starting and ending at rest,…

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Q: To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required…

A: Finding the distance travelled by the airplane in first second of runGiven Information:The distance…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 6.70 m/s…

A: From the problem, we can identify the following known variables:Initial velocity (u) = 6.70 m/sFinal…

Q: Rocket-powered sleds are used to test the responses of humans to acceleration. Starting from rest,…

A: Given: initial velocity, u = 444 m/s final velocity,v = 0 m/s  time,t = 2.15 s

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 dog runs at 21 km/h [N] for 5.0 min, slows to a stop over a period of 8.0 s, sniffs at a tree for…

A: The path covered by the dog is given below. Average velocity is given by v=total displacementtotal…

Q: A jet fighter pilot wishes to accelerate from rest at a constant acceleration of 5g to reach Mach 3…

A: Given: acceleration, a=5g speed of sound, vs=331 m/s final speed, v=3×331 m/s (three times the speed…

Q: A startled armadillo leaps upward, rising 0.589 m in the first 0.219 s. (a) What is its initial…

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Q: An unidentified flying object (UFO) is observed to travel a total distance of 19000 m, starting and…

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Q: An unidentified flying object (UFO) is observed to travel a total distance of 23000 m, starting and…

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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: An unidentified flying object (UFO) is observed to travel a total distance of 29000 m, starting and…

A: We have, UFO travel to a total distance of 29000 m time duration, T = 4.77 s 1 g = 9.8 m/s2

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: A vehicle was traveling 30 mph on a 35 meter diameter roundabout. As soon as he passes the…

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Q: What is the average acceleration of a car that goes from rest to 60 km/h in 8 seconds? a) In km/h/s…

A: Given Initial velocity of the car (u) = 0 Final velocity (v) = 60 km /h  Time taken (t) = 8 s…

Q: Jeff Bezos just landed on the moon and is conducting an experiment, he drops a hammer from rest from…

A: Write the given values with suitable variables. h=2.01 mu= 0 m/st=1.04 s Here, h, u, and t are the…

Q: In coming to a stop, a car leaves skid marks 77 mm long on the highway.   Assuming a deceleration of…

A: Given value--- distance = 77 m . deceleration = 4.30 m/s2  . We have to find--- estimate the…