A car moving at 41.66 mph approaches an intersection and the driver observes the light go yellow. The driver's reaction time is 0.64 s. If the car can brake at a maximum acceleration of -3 m/s2, what is the minimum stopping distance in feet?

Q: student holds a ball 1.55 meters above the ground and drops it. Her friend uses a stopwatch and…

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Q: The LRT passes through a station with an initial velocity of 23 m/s and decelerates at a rate of…

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Q: he will start driving right away, but Carl needs 35.0 min to finish his lunch before he can begin…

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Q: The school zone in front of your school has a posted speed limit of 25 mi/h, which is about 11 m/s.…

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Q: You decide to travel by car for your holiday visits this year. You leave early in the morning to…

A: The initial velocity of the car, v1=68.0 mph   The time for which it had travelled with an initial…

Q: A car travels along the North Luzon Expressway with a constant speed of 45 kph. To avoid getting…

A: Given:initial speed of the car, u = 45 kphminimum speed limit, v = 80 kphconstant acceelration, a =…

Q: A classic wooden coaster has cars that go down a big first hill, gaining speed. The cars then ascend…

A: The acceleration of the cars along the direction of the inclination be: Because the car is…

Q: Suppose a car is traveling at +21.4 m/s, and the driver sees a traffic light turn red. After 0.511 s…

A: Initial velocity (u) = +21.4 m/sReaction time (t) = 0.511 sDeceleration (a) = -5.00 m/s2 Final…

Q: An express train passes through a station. It enters with an initial velocity of 18.9 m/s and…

A: Given Information:- Initial velocity of the train is vi=18.9 m/s Acceleration of the train is…

Q: A driver is traveling 18.4 m/s when she sees a red light ahead. Her car is capable of decelerating…

A: The total distance covered by the driver is the distance is the distance before applying brakes and…

Q: A cat is sleeping on the floor in the middle of a 3.0 m wide room when a barking dog enters with a…

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Q: A car is at rest at a stop light.  When the light turns green, the car accelerates from rest to a…

A: Given: Initial speed u = 0 m/s. Final speed v = 32.27 mi/hr = 14.42 m/s. Time taken to achieve the…

Q: A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long.…

A: When no force acts on a body the acceleration of the body is zero.  When a body moves under zero…

Q: A spacecraft starts from rest, and makes a journey to a destination 355000 km from its starting…

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Q: An ambulance driver is rushing a patient to the hospital. While traveling at 72 km/h, she notices…

A: Initial speed, u = 72 km/h = (72×5)/18 m/s = 20 m/sDistance, s = 52 mTime, t = 2.17 sAcceleration, a…

Q: pacecraft accelerates at a rate of 20.0 m/s². a) How much time is required for its speed to increase…

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Q: *33. "mmh A car is traveling at 20.0 m/s, and the driver sees a traffic light turn red. After 0.530…

A: Dear student When acceleration is constant. We can apply equations of motion as : v = u + at  s = ut…

Q: While driving south on hwy 400, Jim gets stuck travelling at 1.9 m/s behind a slow truck. He finally…

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Q: You are driving along Lawrence Ave. at 60 km/h. You see the traffic light ahead is still green and…

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Q: A student begins at rest and then walks north at a speed of v1 = 0.55 m/s. The student then turns…

A: Given: Speed v1 = 0.55 m/s along north direction Speed v2 = 0.53 m/s along south direction Taking…

Q: Suppose a car is traveling at +16.8 m/s, and the driver sees a traffic light turn red. After 0.286 s…

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Q: You are driving your car downtown from the beach, but you realize that you need to stop for food.…

A: Considering north direction to be upwards, west will be to the left of northSo, initially the person…

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: Carl is eating lunch at his favorite cafe when his friend Isaac calls and says he wants to meet him.…

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Q: Your summer job is with an automobile accident avoidance research team. The system they are…

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Q: A child on a bicycle approaches a stop sign and applies the brakes to slow to a stop. If the…

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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: Carl is eating lunch at his favorite cafe when his friend Isaac calls and says he wants to meet him.…

A: Isaac's driving speed, vi = 65.0 mph Carl's driving speed, vc = 50.0 mph  Time taken by Carl to eat…

Q: 5. As I drive on a back-country road, I suddenly see a deer "frozen" in the headlights. I was…

A: Given  Initial speed u=11.4 m/s acceleration a=-3.80m/s2 Distance of deer d=20m

Q: The citizen leaves a city at 3:00 p.m. It travels at 36.0 m / s when the engine of its car stops.…

A: Given: Initial speed of car (u) = 36.0 m/s During first t1 =12 seconds the acceleration of car = a1.…

Q: A car traveling with an initial velocity of 26.75 m/s to the east, sees a wall 68.12 meters to its…

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Q: Amtrak's 20th-Century Limited is en route from Chicago to New York at 120 km/h when the engineer…

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Q: A car slows from 48.4 kph to 34.9 kph to get off the highway in a span of 8.5 seconds. What is the…

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Q: 1. A train leaves the station on a 50 km commute. The train must make a 60-second stop every 1.0 km…

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Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 150 m/s to the west.…

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Q: While driving at 45.0 mi/hr (20.1 m/s) on a straight portion of Route 9 West, Randi notices that the…

A: initial velocity = V0=  20.1m/s final velocity = V = 0 m/s displacement = S= 60 m acceleration = a =…

Q: car was traveling at 33.0 m/s on a poorly lit country road.  The driver started to brake 0.35…

A: The distance travelled by the car is, d=vt=33 m/s0.35 s=11.55 m The distance between the bridge and…

Q: A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 16.5 m long.…

A: Given Data : The time after which the bowler hears the sound is given as T = 2.61s  The length of…

Q: Sophia is cruising at 28.0 m/s down Lake Avenue and through the forest preserve. She notices a deer…

A: Given data:  Initial velocity (u) = 28.0 m/s Final velocity (v) = 0 m/s Initial distance of deer…