Q 1 - If a car moves at rate of 54 Km per hour , what is its speed in metres per second ? A. 15 mps B. 18 mps C. 21 mps D. 24 mps

Q: Speed (m/s) 30 15 35 Time (Secone The above speed-time graph shows the motion of an object. a)…

A: Given data:  The speed-time graph

Q: A car has acceleration of 1.20 m/s2 and starts from 2.50 m/s. What is its speed after 5.00 seconds,…

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Q: 9. Which position-time graph that depicts an object moving slow, being stopped, and then moving fast…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Many highways have a speed limit of55 mi>h. (a) Is this speed greater than, less than, or equal…

A:

Q: 9. A rocket is launched from Wallops Island: a. The rocket leaves the ground from rest and reaches a…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A cheetah can accelerate from 0m/min to 1820m/min in 3 seconds. What is the average acceleration of…

A:

Q: 2. Which of the following is a BASE quantity?* O Displacement O Speed O Velocity O Acceleration

A: A physical quantity that can be measured or can be evaluated is known as a base quantity.

Q: 1. Calculate the average speed (in meters/sec) if a golf cartruns 140 meters in 10seconds. 2.…

A: SOlution: to calculate the speed, distance and time using the relation distance =speedxtime

Q: 2. A car travels at a velocity of 80 m/s, accelerates than stops in 250 second. What is the…

A: Acceleration is defined as the rate of change of velocity.  Given(s): The initial speed of the car,…

Q: 20. The graph below represents the relationship between distance and time of travel for an object…

A: 20) Given ,

Q: 1. A car covers a distance of 30 miles in 1/2 hour. What is its speed in miles per hour and in feet…

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Q: A baseball is hit almost straight up into the air with a speed of 24 m/sm/s .

A: Write the given values of the problem u=24 msv=0

Q: 1 mile is equivalent to 1609m. Convert 55 mph (mile per hour) to m/s

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Q: 3. You are driving in Europe and you see that the posted is 90 seconds per hour (km/hr.). How many…

A: velocity:v=90 kmhrwe know,1 kmhr=0.621 mileshr1 kmhr=0.911 fts

Q: Cyclists in the United Kingdom reach speeds of 34.0 miles per hour (mi/h) on flat sections of the…

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Q: 10. a) A car travels at a speed of 25 m/s. How far does it travel in 5 s? b) Draw a graph showing…

A: Given data: Speed of car is, v=25 m/s. Time taken is, t=5 s.

Q: 2) (10 pts) Starting from a pillar, you run 200 m east at speed of 5.0 m/s, and then run 280 m west…

A: Average speed is the ratio of the total distance to the total time taken.  Average velocity is the…

Q: a-The time for a trip when given the average speed and the total distance traveled. b- The…

A: Required :   a-The time for a trip when given the average speed and the total distance traveled. b-…

Q: Bill jogs at 6.0 km/h, then he decides to accelerate into a light run. Bill accelerates at 0.030…

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Q: 1. What is the velocity of a car that traveled a total of 65 km east in 2.3 hours

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Q: What quantity can you calculate if you know that a car travels 30 kilometers in 20 minutes? O a.…

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Q: 1. The following are examples of speed EXCEPT. A. 40 m/s B. 50 m/s C. 62 m/s West D. 75 m/s

A: Answering the first question. Speed is a scalar quantity, which is the measure of how fast an object…

Q: A speeding car is traveling at a constant speed of 39.5 m/s when it passes a police car. The police…

A: Given The constant speed of the speeding car is v = 39.5 m/s. The acceleration of police car is a =…

Q: If a plane covers a distance of 700 miles in 1 hour and 43 minutes, what is its speed?    A)   Give…

A: Given  The distance covered by the plane is d = 700 miles. The time taken by the plane is t = 1 hr…

Q: A car driver trained on the race track moved 140 meters in 20 seconds. What was his average speed?

A: we know    wheres = avg  speed d = total distance traveled =140 mt = total time elapsed=20 sec

Q: 15. Speed of a car The accompanying figure shows the time- to-distance graph for a sports car…

A: Here given the figure with graph . This graph represent the distance vs time of the car. We have to…

Q: 3. Sketch a graph of the position of an object that has an average velocity of • 8 mph for times…

A: Write the expression for the average velocity, and determine the change in the position of the…

Q: A car traveling with an initial velocity of 23.67 m/s to the east, sees a wall 78.64 meters to its…

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Q: The average speed of a car is 27 m/s during the first 10 seconds of acceleration. What is the…

A: Given: The average speed of the car is 27 ft/s. The time interval is 10 s. The acceleration of the…

Q: 5. An object accelerates to a velocity of 34 m/s over a time of 1.3 s. The acceleration it…

A: Final velocity (v) = 34 msInitial velocity = u Acceleration (a) = 15 ms2Time taken (t) = 1.3 s

Q: 16. A physics student rides a moped for 1 hour going 30 mph, then spends 1.5 hours not moving, and…

A: Given data: Speed v1=30mph Time t1=1 hr Speed v2=0mph Timet2=1.5hr Speed v3=30mph Time t3=2 hr

Q: car speeds past a stationary police officer while traveling 115 km/h. The officer immediately begins…

A: GIven The initial speed of the car is u = 115 km/h. The constant acceleration of officer is a' =…

Q: 2. It takes a swimmer 30 seconds to complete a 120 meters lap. What is the speed of the swimmer?…

A: Given:- Distance (d)=120 m  Time(t) =30 sec Find:- Speed(v) of the swimmer

Q: I Review The motorcycle is traveling at 40 m/s when it is at A. The speed is then decreased at v =…

A: Given : v = 40 m/s v. = -(0.05s) m/s2 ρ = 160 m

Q: 1. A car travels 4.5 km in 10 minutes. What was its average velocity? ANSWER:

A: Find the average velocity of the car. vavg=∆dt Here, ∆d is the distance of the car travel and t is…

Q: 6. It takes Mary 15 minutes to drive to school and her route is 18km long. What is Mary's average…

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Q: 3. Sketch a graph of the position of an object that has an average velocity of • -5 mph for times…

A: Given: Average velocity v1 = -5 mph Initial and final time = 0 hour and 3 hour. Average velocity v2…

Q: 13. Find the time (Seconds)needed for a car to go from 25m/s to 55 m//s with an acceleration of 1.4…

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Q: A pumpkin is shot straight up with an initial speed of 59 m/s. How long does it take to reach its…

A: Given,  Initial velocity,u=59 ms g=10 ms2 Since it moves straight up vertically , at the highest…

Q: 3. Sketch a graph of the position of an object that has an average velocity of -5 mph for times…

A:

Q: 15. If I ride my bike 20 miles at a speed of 15 mi/hr, how many hours have I ridden for? 16. I was…

A: Speed, distance and time are related by the equation-          speed=distancetime Acceleration is…

Q: An auto manufacturer advertises that their car can go "from zero to sixty in eight seconds." This is…

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Q: 2. What is the average speed of the object between 10s and 30s in m/s?

A: Determine the distance traveled by the object during t1 = 10 s to t2 = 30 s, The position of the…

Q: 15. Speed of a car The accompanying figure shows the time to-distance graph for a sports car…

A: SOlution: given that distance vs time graph is given we have to find the slope and speed

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.