A dragster travels 1/4 mi in 6.7 s. Assuming that acceleration is constant and the dragster is initially at rest, what is its velocity when it crosses the finish line?

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: A baseball pitcher delivers a fast ball. During the throw, the speed of the ball increases from 0 to…

A: Given : Initial Velocity (u) = 0 m/s Final Velocity (v) = 31.5 m/s Time Taken (t) = 0.167 seconds

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

A:

Q: Suppose a dragster decelerates from 50.0 m/s with a constant acceleration. It comes to a stop in a…

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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…

A:

Q: a) What is the acceleration during the first 4 seconds of motion. ( include sign ) b) What is the…

A: NOTE: According to the guidelines we are allowed to answer only the first 3 subparts. If you want to…

Q: Over a distance of 245 meters, an automobile going initially at +7.0 m/s accelerates evenly at +0.80…

A:

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: (a) A runner starts a race at rest then accelerates for 10.0 s reaching a velocity of 9 m/s. How far…

A: initial velocity = V0= 0 m/s time = t = 10 sec final velocity = V = 9 m/s

Q: A car starts from 2.0 m/s and accelerates at 4.0 m/s2 for 6.0 s, it coasts for 5.0 s, and then slows…

A: Given that:u=2.0 m/sa1=4.0 m/s2t1=6.0 sect2=5.0 seca2=-2.0 m/s2

Q: Over a distance of 245 meters, an automobile going initially at +7.0 m/s accelerates evenly at +0.80…

A: Kinematics.

Q: A spaceship has a proper length of 48.17m. It is currently passing by the Earth moving at 52.9% of…

A: l=48.17m (original length) v=0.529c (velocity of spaceship) c= speed of light

Q: A high performance sports car go to 100mph (44.7 m/s) in 7.9s.  what is the car acceleration ?…

A: Given: The speed of sports car is v=44.7 m/s. The time is t=7.9 s.   The expression to calculate…

Q: Over a distance of 225 meters, an automobile going initially at +5.0 m/s accelerates evenly at +0.50…

A: Kinematics.

Q: The acceleration of a body decreases exponentially from the initial value 2 m/s² to 0, with its…

A: Given, acceleration a = 2 m/s2 initial velocity u = 0 m/s final velocity v = 10 m/s   We know the…

Q: A cyclist reaches the top of a hill at 5.0 m/s and travels downhill with a constant acceleration,…

A: Given: The initial speed of the cyclist at the top of the hill is 5 m/s. The final speed of the…

Q: A jet fighter needs to be at the speed of 170mi/hr. What is the acceleration needed for the jet…

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Q: A motorcycle has a constant acceleration of 4.05 m/s2. Both the velocity and acceleration of the…

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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: A car starts from rest and moves with a constant acceleration of 1.5m/s² until it achieves a…

A: Given: Initial velocity = 0 Final velocity = 25 m/s Acceleration =1.5 m/s2

Q: A car moving at 41.66 mph approaches an intersection and the driver observes the light go yellow.…

A: I have changed mph into meter per second to make it easy

Q: How long did the ball take to return to the juggler’s hand?

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Q: A car is coasting backwards down hill at a speed of 3.0m/s when the driver gets the engine started.…

A: Average acceleration

Q: A runner of mass 55.7kg starts from rest and accelerates with a constant acceleration of 1.1 m/s2.…

A: Given: The mass of the runner is 55.7 kg. The initial velocity of the runner is 0 m/s. The…

Q: A speeder, travelling at 35 m/s, passes a stationary police car. The police car immediately…

A: Simple problem of kinematics. Please have a good look

Q: A ball is projected upward with an initial velocity of 8.4 m/s. What is the acceleration of the ball…

A: Initial upward velocity of the ball (u) = 8.4 msMaximum height = 3.6 m

Q: A jet airplane touches down on an airport runway with a speed of 213 km/hr. It slows at a constant…

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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: A particle undergoes uniformly accelerated motion. Its velocity at an nstant is 10. m/s. After 3.0…

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Q: You have already traveled 30 miles east and then 30 miles north. To get back to the start, you…

A: Given: 30 mile east  30 mile North  Get back to the start you travel 30 miles west  t1 = 1 hour…

Q: A car is traveling at a speed of 30 m/s, a typical highway speed, on wet pavement. The driver sees…

A: Initially, speed of the car was, u = 30 m/s. The driver took t1 = 0.75 s to apply the brake Distance…

Q: A VW Beetle goes from 0 to 48.0 mi/h with an acceleration of +2.35 m/s². (a) How much time does it…

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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: A bus is traveling a constant 11.0 m/s.  It passes a sports car at rest which immediately begins to…

A: Initial speed, u = 0 Final speed, v = 11 m/s Acceleration, a = 4 m/s² Time taken, t =?

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

A:

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…

A:

Q: jet fighter needs to be at the speed of 170mi/hr. What is the acceleration needed for the jet…

A:

Q: f a beetle travels 5mm across a forest floor at a constant velo ow long does it take the beetle to…

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Q: A student drives 40 km south in an attempt to get to a science fair competition before realizing he…

A: Given : Distance traveled south = 40 km Distance traveled back north = 15 km Total distance traveled…

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 –