A racing car accelerates uniformly from rest along a straight track. This track has markers spaced at equal distances along it from the start. The car reaches a speed of 140 km/h as it passes marker 2. Where on the track was the car when it was travelling at half this speed, that is at 70 km/h?

Q: A cop car, at a constant speed of 110 km/h, is overtaken by a race car. Precisely 1.2 s after the…

A: Given data The constant speed of the cop car is u = 110 km/h. The time duration when it passes is…

Q: John and Jane are standing beside a straight road and start their stopwatches at the same time. Jane…

A: Given:  The velocity of the car is v=27.80 ms. The time on John's stopwatch is t1=24 s. The time on…

Q: Boat A and B leave the same place at the same time. Boat A heads due north at 12km/hr. Boat B heads…

A: Given:-            Speed of boat A = 12 km/hr            Speed of boat B = 18 km/hr            Time…

Q: a bicycle starts its motion from rest and uniformly accelerates at a rate  of 7 m/s2 for 7.2 seconds…

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Q: the amount of time the red light costs the driver (compared to if the car had not been the red…

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Q: A stone is dropped from the deck of a bridge. The sound of the splash reached the deck 3 secs later.…

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Q: Jay Umpshot,one of the many stars of the local basketball team, steals the ball and runs the length…

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Q: A police car is traveling at a velocity of 16.0 m/s due north, when a car zooms by at a constant…

A: Initial velocity of police car is Initial velocity of speeder is Reaction time Acceleration of…

Q: You are driving through town at 10.0 m/sm/s when suddenly a ball rolls out in front of you. You…

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Q: Car A is traveling at 11.6 m/s and car B is traveling with a constant speed of 25.0 m/s. Car A is…

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Q: Two stones are thrown from the top edge of a building with a speed of 20 m/s, one straight down and…

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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: Two cars are driving at the same constant speed on a straight road, with car 1 in front of car 2.…

A: Given:Distance traveled by the car 1 before stopping = 11 m

Q: Two Occupy Wall Street protestors are going for a joy ride in a BMW stolen from a corporate…

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Q: A blue car is moving at a constant speed of 70 m/s when it passes signage with a police officer…

A: Velocity of blue car, vc = 70 m/sAcceleration of blue car, ac = 0 m/s2Initial velocity of police…

Q: A speeder traveling at 40 m/sec along a straight road sees a police car in the distance.  He applies…

A: 1.a) Given values:  Initial speed,u=40 m/sec Final speed,v=25 m/sec Deceleration, a=-5 m/sec2

Q: A policeman is sitting on the side of the road in his cruiser when he notices a car coming up behind…

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Q: A car is traveling at 40 mph on a straight road. The driver applies the brakes for 3 sec, producing…

A: initial velocity u= 40mph =17.88m/s duration of brake applied t = 3sec deceleration a = -5.5ft/sec2=…

Q: As a science project, you drop a watermelon off the top of the Empire State Building, 320 m above…

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Q: A blue car is moving at a constant speed of 70 m/s when it passes signage with a police officer…

A: Given: Initial speed u = 0 Final speed v = 70 ms Acceleration a = 4 ms2 To determine: Time to…

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: A train starts from rest and accelerates uniformly, until it has traveled 2.5 km and acquired a…

A: During the first part of the journey, the initial velocity, u=0, final velocity, v=24m/s and the…

Q: You need to drive 69.7 km (43.3 miles) for an interview. The interview is at 11:15 am, you leave at…

A: The total distance to be covered is - D = 69.7 km , You decided to drive at 100 km /hr . Let's…

Q: Salt Flats: A driver wants to see how fast his car can go, so he goes out to the salt flats where he…

A: Given data:  Initial velocity (v0) = 0 m/s Distance traveled (Δx) = 2000.0 m Acceleration (a) = 1.60…

Q: Ima Rushin can travel from Milwaukee Avenue to the school entrance gate at a constant speed of 22.5…

A: Given:-  The constant speed of the Ima Rushin is u = 22.5 m/s. when the lights are green and there…

Q: In the Cars 2011 auto race, Lightning McQueen and Miguel Camino are moving side by side down a…

A: Given data: Initial velocity of the Lightning McQueen car is, u1=71.5 m/s Final  velocity of the…

Q: A Turtle is moving with a constant acceleration along a straight path. He starts his stopwatch as he…

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Q: Sarah is driving on a freeway in a forest at 13.0m/s when suddenly a deer runs in front of her and…

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Q: Cars A and B approached each other on a straight road from points 496 meters apart. A has an initial…

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Q: Two cars are moving along a straight highway. Car P has a constant speed of 80 km/h and the speed of…

A: Speed of car A , VA = 80 km/h Speed of car B , VB = 110 km/h Distance between car A and car B = 45…

Q: A car speeds down the main road at 160 km/h. It passes a police car parked on the side of the road.…

A: Please see the attached images for the solution.If there are queries or if the images are not…

Q: Suppose a car is traveling at +24.7 m/s, and the driver sees a traffic light turn red. After 0.262 s…

A: Given Data: Initial velocity of the car (vi) = 24.7 m/s.Reaction time (t) = 0.262 s.Acceleration (a)…

Q: A subway train starts from rest at a station and accelerates at a rate of 2.50 m/s2 for 15.90…

A: Acceleration is the rate of increase of velocity in terms of time. The acceleration of a body can be…

Q: A race car is one lap behind the lead race car when the lead car has 47 laps to go in a race. If…

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Q: A trooper is moving due south along the freeway at a speed of 21 m/s. At time t=0, a red car passes…

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Q: A car is stopped at a red light. When the light turns green the car uniformly accelerates at 5.0 m/s…

A: Here we use the equations of motion under constant acceleration,…

Q: In this exercise, an unmanned paper aircraft is sent straight down from the top of an office…

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Q: A stone is thrown downward with a speed of 20 m/s from a height of 15 m. (acceleration due to…

A: Given value--- initial speed = 20 m/s. height = 15 m. acceleration due to gravity = 10 m/s2.  We…

Q: The Pacer Test. As a warm-up, Gene is trying to do everyone’s favorite Pacer Test, which involves…

A: how long is the fastest 20 m lap he could possibly run. Given, length of the lapS=20 macceleration…

Q: A light-rail train going from one station to the next on a straight section of track accelerates…

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Q: A stone is thrown straight upward with a speed of 20 m/sec. It is caught on its way down at a point…

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Q: A stone is thrown straight with a speed of 22m/s. It is caught on its way down at a point 6.5m above…

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Q: A person walks first at a constant speed of 5.6 m/s along a straight line from point A to point B…

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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 –