A dragster starts from rest and travels 1/4 mi in 6.70 s with constant acceleration. What is its velocity when it crosses the finish line? A) 135 mi/h B) 188 mi/h C) 269 mi/h D) 296 mi/h

Q: A car travelling 5m/s slams on its brakes, creating an acceleration of -2m/s2. How far did the car…

A: Given: Initial velocity, u=5 m/s acceleration, a=-2m/s2   We will use equations of motion to solve…

Q: A delivery truck leaves the depot at 9am, drives 20km and arrives at 9:30. At 10am it drives another…

A:

Q: A certain car is capable of accelerating at a rate of 0.54 m/s². How long does it take for this car…

A: first convert mi/h  to m/s we will use 1 mi/hour=0.44704 m/su=40 mi/h=40(0.44704)=17.8816 m/sv=51…

Q: A particle moves along the x-axis according to the equation x = 2 + 3t – t². „where x is in meters…

A: acccelaration a= d2xdt2 x=2+3t+t2 therefore  a= d2dt22+3t-t2=ddtddt(2+3t-t2)=ddt3-2t=-2

Q: 1).A car accelerates from rest until it is traveling at 88km/hr. The time to keep up to speed is 6.2…

A: 1)Initial speed (u) = 0 m/sfinal speed (V) = 88 km/hr = 88×518 m/s = 24.44 m/st = 6.2 sec

Q: Graphing: Graph the following. Be able to graph given data. Be able to identify the independent and…

A: The solution can be given as follows :-

Q: An object is moving in a straight line with constant acceleration. Initially it is traveling at 16…

A: Given that:- Initial velocity of an object=16m/s

Q: 15. A car started from rest and reaches a speed of 18 m/s in 25 seconds. How many seconds would it…

A:

Q: A person drove a car in a straight line, cutting 8.4 km at a time of 0.12 h, then he ran out of fuel…

A: Solution:

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: Whats is the distance traveled by a car in 6s, if the initial speed is 2 m/s and the acceleration is…

A: We know that the relation  distance S=ut+12at2   given t=6su=2 m/sa=2 m/s2

Q: A car has an acceleration of 8 m/s2. a) How much time is needed for it to reach a velocity of 24 m/s…

A:

Q: A truck traveling at 20.0 m/s applies the brakes and decelerates uniformly at a rate of 0.9 m/s. a)…

A: Note: As per the guidelines, we can only answer three subparts of a question. Sorry for the…

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…

A:

Q: A world record was set for the mens 100-m dash in the 2008 Olympic Games in Beijing by usian bolt of…

A:

Q: 2. A car accelerates from rest to reach a speed of 120 kph in 45s. What is the acceleration in meter…

A:

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? 05…

A:

Q: . An object will slow down only (a) its velocity and acceleration are both negative (b) its velocity…

A: Question 4We have to give reason of an object will slow only if? We'll solve this question by…

Q: During take off, an airplane goes from 0 to 50 m/s in 8 s. a) What is its acceleration?

A: Consider the formula for the acceleration is, a=∆v∆t The acceleration is defined change in velocity…

Q: At the end of a race a runner decelerates from a velocity of 9.10 m/s at a rate of 2.40 m/s2. (a)…

A: Velocity, u = 9.10 m/s Deceleration, a = 2.40 m/s² Time, t = 4.70 s

Q: A body passes through a point with a constant speed of 20m / s. Two seconds later it departs from…

A:

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

A:

Q: Which of the following statements best describe an object moving with 1.0 m/s2 acceleration? Group…

A:

Q: Bob rides his bike from point A to B in 2.5hours. The next day Bob increases his average speed by…

A:

Q: 1.) A motor distance travelled 50m/s in 20 seconds. Find the acceleration? 2.) A car accelerates at…

A: acceleration a = (v - u) / t  a = (50 - 0)/ 20 a = 2.5 m/s2

Q: 8. Distance = 28 m, acceleration = 1 m s-2, time taken = 4 s. Find the initial velocity. a) 3m/s b)…

A: Given: The distance traveed is 28 m. The acceleration of the object is 1 m/s2. The time interval is…

Q: A car traveling 59.7 km/h is 25.5 m from a barrier when the driver slams on the brakes. The car hits…

A:

Q: A car traveled at a rate of 50 km/hr for 8 minutes and then at 25 km/hr for 7 min and finally at 20…

A: Given that,Speed in first Journey : s1=50 km/hrTime in first Journey : t1=8 minutes = 860 hoursSpeed…

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

A:

Q: A car accelerates uniformly from 5 ms to 13 msin 40 s. What is the acceleration of the car in ms? A…

A: Given:Initial velocity of car, u = 5 m/sFinal velocity of car, v = 13 m/sTime taken, t = 4 s

Q: What was the average velocity of the car in m/s? b) What was the final velocity of the car (in…

A: Given data: The initial velocity of car is: u = 0 m/s The distance travelled is: d = 720 m The time…

Q: Steve drives home from his other triends house near Seattle. a distance of 103 miles On the way home…

A: Let t be the total time taken to travel D=103 mi.  Express the distance, D1, travelled with a speed…

Q: At the instant the traffic light turn green

A: (a) On overtake both vehicle have same time interval and distance from traffic light For Car initial…

Q: A student drives as fast as 65mph on I-40 east . This statement describes : "which one ". A)none B)…

A:

Q: 7) A student is running at her top speed of 5" to catch a bus, which is stopped at the bus stop.…

A: Given data:  Initial speed, u = 5 m/s   Initial distance between the students and bus = 40 m…

Q: 1) A roller coaster's velocity at the top of a hill is 10 m/s. Four seconds later it reaches the…

A: Part (1): Given: The initial velocity of the roller coaster is 10 m/s. The final velocity of the…

Q: A car starts from 2.00 m/s and accelerates at 4.00 m/s2 for 6.0 s, it coasts for 5.00 s, and then…

A:

Q: 1. Suppose the velocity v of a car at any given time t is given by the equation v = 60 + (0.50 )t²…

A: Given data:  Velocity of car as function of time v = 60 + (0.50)t2   Required: The change in…

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 –