2. A person jogs 4.0 km in 32 minutes, then 2.0 km in 22 mimutes, and finally 1.0 km in 16 minutes. What is the jogger's average speed in km per minute?

Q: 18. A car starts from rest and travels in a straight line with a constant acceleration of 7.00…

A: The acceleration of the car,

Q: The speed of sound in air is 340 m/s. What is the speed of a supersonic plane at twice the speed of…

A:

Q: A car moving with a velocity 10 m/s reaches at 30 m/s in 10 s. What is the acceleration of the car?…

A:

Q: If the fastest you can safely drive is 65 mi/h, what is the longest time you can stop for dinner if…

A:

Q: A runner hopes to complete the 10,000 – m run in less than 30.0 min. After exactly 28.0 min, there…

A: Given data: The total distance is d=10000 m. The time passed is t=28 min. The distance left is…

Q: (4.2.40) A driver in a car traveling to the east at 30m/s notices a refrigerator 70m down the road…

A:

Q: 2. Convert the following units into a desired unit with correct significant figure a. 10 m/s? to…

A: NOTE- As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: A truck moves with a speed of 92 mi/h. how much is this speed in S.I. units? ( 1 mile = 1.609 km ) O…

A: Given data: Speed (v) = 92 mi/h 1 mi = 1.609 km Required: The speed in SI unit

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: 13-A runner runs from rest for 8 s with a constant acceleration of 0.5 m/s². Then it runs for…

A:

Q: A Canadian speed limit of 50 km/h is closest to which U.S. limit expressed in miles per hour? (a) 60…

A:

Q: A car accelerates with the acceleration a(s) = k · s^n m/s^2, where s is distance in meters, k =…

A: Given Acceleration a = ksn k = 1.190 n = 0.731 final speed v = 1.75 m/s

Q: 2. A woman on a bicycle climbs a hill at 4.00 m/s and then returns down the same hill at 8.00 m/s.…

A: The average speed the overall rapidity with which the particle moves in this interval.  The woman…

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? 5…

A: Given Initial velocity is v0= 20.0 m/s Final velocity is v= 25.0 m/s Time taken is t= 2.5 s

Q: A toddler got up from a nap and ran for 27.1 seconds and got tired and stopped on the spot. From…

A:

Q: A sports car accelerates from rest to 85 km/hkm/h in 4.1 ss . What is its average acceleration in…

A: Velocity of car at initial to is Vo= 0 m/s  After 4.1s velocity (Vf ) = 85 km/h…

Q: 20. A runner increases his speed from 5.0 m/s to 7.5 m/s over a period of 1.25 s. What is his…

A: Given data:  Initial velocity (u) = 5.0 m/s Final velocity (V) = 7.5 m/s Time (t) = 1.25 s Required:…

Q: 1. The following are the units of speed EXCEPT. C. kg/m? D. mi/hr A. m/s B. km/hr

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

Q: a runner hopes to complete the 10000m run in less than 30min. after running at constant speed for…

A: It is given that:

Q: A vehicle in a stationary state accelerates smoothly and reaches a speed of 10 m / sec in 4s and…

A: The kinematic equation to find the displacement of the vehicle with constant acceleration is…

Q: 12. What is 32 [km/hr²] in [m/s²] A. 2.46 x 104 m/s? B. 8.89 m/s? C. 2.47x 103 m/s² D. 8.89 x 101…

A:

Q: 13. If I drive my car at 25 mi/hr for 30 min, how far have I traveled?. If I start driving north at…

A: Speeding up  A (velocity is increasing on the graph) Slowing Down C (velocity is decreasing on the…

Q: The Road Runner steps off a ledge and drops to the ground in 0.50s. What is Road Runner's velocity…

A: given: initial velocity u = 0 m/s time t =0.50 sec acceleration a =g =9.8 m/s2

Q: 3. A high-speed train in Japan travels a distance of 300. kilometers in 3.60 x 103 seconds. What is…

A:

Q: 4. A car covers a distance of 624 km in 6 /2 hours. Find its speed? A. 104 kmph B. 140 kmph C. 104…

A:

Q: . A car that travels at 8.9 km/hr for 2.0 hrs, at 3.6 km/hr for 1.0 hr and at 2 km/hr  for half an…

A:

Q: A car enters a tunnel at 24 m/s and accelerates steadily at 2.0 m/s2. At what speed does it leave…

A: Initial velocity,u=24m/s acceleration ,a=2m/s2  time,t=8 s let v be final velocity  so v=u+at (from…

Q: 52. A car starts from rest and accelerates to a speed of 60 mph in 12 sec. It travels 60 mph for 1…

A:

Q: 7. A particle is moving on a line according to the equation of motion s=3t^2+5t+4 where s is in…

A: Introduction: The velocity of the object is equal to the rate change of position with respect to the…

Q: 8. The displacement (in centimeters) of a particle moving back and forth along a straight line is…

A: Displacement = s=2sinπt+3cosπt Differentiating the displacement gives the velocity as function of…

Q: 1.) A plane flies the distance between two cities in 2 hour and 45 minutes with a velocity of…

A: Velocity of plane 1 is v1 = 800 km/hr  Velocity of plane 1 is v2 = 950 km/hr  Distance between two…

Q: A bird flew 650 km from Manila to Pampanga with an average speed of 28.0 m/s.  How long, in hours,…

A: Given: The distance traveled by the bird is 650 km. The average speed of the bird is 28 m/s.

Q: The speed of an object moving with constant acceleration increases to 12m/s in 6m/s in 3s. What is…

A: Given:Final speed v=12 m/sInitial speed u=6 m/sTime t=3 s

Q: 2. A car travels at 40km/h for 2.0 h, t 50km/h for 1.0 h, and at 20km/h for 0.5h. what is the car's…

A:

Q: Question 10 A jogger travels 40 m along a path in 20 seconds. What is the jogger's average speed?…

A: Answer:- (B) 2 m/s  Given  Distance (S) = 40 m  Time taken (t) = 20 s  Average speed (Vav) = ?  We…

Q: 2 A stopwatch is used to time an athlete running 100 m. the watch to zero before using it to time…

A: Given, Both the athlete running for the 100 m

Q: 1. A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the…

A:

Q: 94. An object's acceleration increases quadratically with time: CH a(1) = br, where b = 0.041 m/s".…

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

Q: 12. Which two shapes fit a distance vs. time graph of a motionless object? 13. Which shape fits a…

A: We have been provided with five graphs and we will take use of them as per requirement.

Q: 4) A runner covers 100 m in 11.2 s. What was her average speed? 5) A human-powered airplane, the…

A: 4)-: A runner covers total distance d = 100 meter Total time t = 11.2 second Average speed v = ? We…

Q: 49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a…

A: Part (49):Given: The initial velocity of the mountain climber is 5.4 m/s. The distance covered by…

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

A: Given: Initial Velocity=u=25 m/s Final velocity=v=55 m/s Acceleration=a=1.4 m/s2

Q: Q.2: A person crosses a 600 metre long street in 5 minutes. What is his speed in km per hour? A 8.2…

A: Given data : Time=t Distance=d   Required : Speed

Q: A speedboat has a velocity of 48 kph as it comes out of a turn. It accelerates at the rate of 0.3…

A: Given: speed boat velocity v=48 kph = 13.33 m/s  Acceleration a = 0.3 m/s2

Q: Question 12 A physics student drives for 1.0 hour at 45.0 mph to pick up his girlfriend from her…

A:

Q: A truck moves with a speed of 68 mi/h. how much is this speed in S.I. units? ( 1 mile = 1.609 km ) O…

A: S.I. is the international system of units which is the standard for unit with meters, kilograms,…

Q: 15 A group of bike riders went on a 4-hour trip. During the first 3 hours, they traveled a total of…

A: The correct answer is option (A).

Q: 8.A man is driving at a speed of 90km/h for 2 hours and slowed down to 82km/h for 1.5 hours. What is…

A: Given data:  Speed (v1) = 90 km/h for time t1 = 2 h Speed (v2) = 82 km/h for time t2 = 1.5 h…

Q: 9. A car driver trained on the race track moved 140 meters in 20 seconds. What was his average…

A: Let the total distance is denoted by s and the total time is denoted by t. The average speed of the…