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?
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A: Given Acceleration a = ksn k = 1.190 n = 0.731 final speed v = 1.75 m/s
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A: Note:- Since you have asked multiple question, we will solve the first question for you. If you want…
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A: given: initial velocity u = 0 m/s time t =0.50 sec acceleration a =g =9.8 m/s2
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Q: Question 10 A jogger travels 40 m along a path in 20 seconds. What is the jogger's average speed?…
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A: We have been provided with five graphs and we will take use of them as per requirement.
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A: The correct answer is option (A).
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- The speed limit on some interstate highways is roughly 100 km/h. (a) What is this in meters per second? (b) How many miles per hour is this?5. A car is traveling at 95.0 km/hr. The driver steps on the brakes and the car comes to a stop in 60.0 m. What is the car's deceleration?2. 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 hour. What is its average speed?
- 8. A person travels 60 meters in one minute. Then he covers the next 30 meters in 2 minutes. Calculate his average speed. 0.5m/s 1m/s 5m/s 2m/s7. For many years, the posted highway speed limit was 88.5 km/hr (55 mi/hr) but in recent years some rural stretches of highway have increased their speed limit to 104.6 km/hr (65 mi/hr). In Maine, the distance from Portland to Bangor is 215 km. How much time can be saved in making this trip at the new speed limit?1. A car travels 4.5 km in 10 minutes. What was its average velocity? ANSWER:
- 6. A motorist drives north for 48.0 minutes at 75.0 km/h and then stops for 20.0 minutes. He then drives south traveling 33.0 miles in 35.0 minutes. What is his average velocity?1 A. car is traveling at 30 m/s ( The driver applies the brakes and the car comes to a stop in 4.0 s What is the car's acceleration, in m/s2? Your answer needs to have 2 significant figures, 21. Jack drives a distance of 160 miles at an average speed of 35 miles/hr, followed by a distance of 190 miles at 75 miles/hr. What is his average speed over the 350-mile trip? Hint: Draw a labeled sketch of the trip. V avg miles per hour
- 4. A bicycle travels 12 kilometers in 40 minutes. Its average speed is _______. a. 8 km/hr b. 48 km/hr c. 18 km/hr d. 0.3 km/hr Explanation and solution10. A dog is chasing a bird. It runs 8 meters to the north, and then turns and runs 16 meters toward the west. Find the distance traveled by the dog. What is its displacement? 11. A car started from rest and gained a velocity of 44 km/hr in 8 seconds. Calculate the acceleration of the car.15. A car travels at a constant velocity of 30 m/s. How long does it take to travel 126 meters? A car starts from rest and accelerates for 10 seconds at 3.5 m/s2. How far does it travel?