A person travels by car from one city to another with different constant speeds between pairs of cities. She drives for 20.0 min at 65.0 km/h, 15.0 min at 75.0 km/h, and 45.0 min at 35.0 km/h and spends 30.0 min eating lunch and buying gas. (a) Determine the average speed for the trip. (b) Determine the distance between

Q: Bertie was able to drive 237 km in 2 hours and 30 minutes. The last 50.0 km was slowed due to…

A:

Q: A person takes a trip, driving with a constant speed of 95.5 km/h, except for a 24.0-min rest stop.…

A: (a) Expression for total time travelled

Q: A student drives the 105-mi trip back to campus after spring break and travels with an average speed…

A:

Q: when i take the train to work, i travel (20km)/(h)faster than if i drive. It takes half an hour more…

A: Given:- The train travels 20 km/h faster than the driving speed.  The time the driving takes to…

Q: A group of hikers walks 2.0 km North and then 4.0 km West. The entire hike takes 4.0 h.  (a)  Draw…

A: Given data:  Displacement (d1) = 2.0 km, North Displacement (d2) = 4.0 km, West Total time (t) = 4.0…

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A: Given Data: Speed, v1=70 km/h & time, t1=15 min=0.25 hr Speed, v2=80 km/h & time, t2=14…

Q: An automobile traveling 95 km/h overtakes a 1.30-km-long train traveling in the same direction on a…

A: SOlution: given that V of car = 95 km/h V od train = 75 km/h d = 1.3 km

Q: A hiker walks 2.95 km north and then 4.10 km west, all in one hour and twenty minutes. (a)…

A:

Q: A person takes a trip, driving with a constant speed of 99.5 km/h, except for a 24.0-min rest stop.…

A: Given,

Q: A student drives 1.91 km due west to get coffee before class. The trip to get coffee takes her 7.00…

A:

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A:

Q: A car has an average highway speed of 90 km/h or 25 m/s. At this speed; how long will it take to…

A: Average speed, V=90Km/h Distance to be covered,S=190Km required time, t=S/V t=(190Km)/(90Km/h)…

Q: This is a practice problem that I'm pretty sure I got correct. I got that she rode 3388 meters on…

A: Given that:During first part of trip:Distance of first trip is given by:During second part…

Q: A student drives the 105-mi trip back to campus after spring break and travels with an average speed…

A: Given: Total distance of the trip = 105-mi, Average speed for the first part of the trip, v1 = 56…

Q: When the legal speed limit for the New York Thruway was increased from 55 mi/h to 65 mi/h, how much…

A:

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A: Given value--- 35.0 min at 75.0 km/h . 19.0 min at 50.0 km/h . 50.0 min at 35.0 km/h . spends 20.0…

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A: (a) Average speed is,

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A:

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A:

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A: (a) The time taken to travel from one city to another city is

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A:

Q: A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10…

A: The distance traveled in the original direction is given by: distance = speed x time = 640 mi/h x…

Q: When the legal speed limit for the New York Thruway was increased from 55 mi/h to 65 mi/h, how much…

A: GivenDistance travelled by motorist (D)= 450 kmwe know 1km=0.621371 milesD=450×0.621371…

Q: a person walks for 1.00 hr at a speed of 2.00 mi/hr. he stops for 1.00 hr. he then starts walking…

A:

Q: A race car completes a lap on a 1600 m long track with an average speed of 250 km/h. If the car's…

A: The objective of the question is to find the average speed of the race car on the second half of the…

Q: erson on a road trip drives a car at different constant speeds over several legs of the trip. She…

A:

Q: A motorist drives 100 km from one city to another in 2.80 h but makes the return trip in only 2.00…

A: The average speed of the total trip can be expressed as,

Q: On an avenue, a car travels with a speed of 38 m / s. If the speed limit of 75 mi / hr., will the…

A: Speed of car is 38 m/s. Let it be V. Speed limit is 75 mi/hr.

Q: A person travels by car from one city to another with different constant speeds between pairs of…

A:

Q: On May 26, 1934 a stainless steel diesel train called the zephyr set the world's nonstop distance…

A: Given :               Distance travelled = 1633.8 km                Time = 13 hours 4 minutes 58…

Q: A car making a 110.0 mi journey travels at 51.5 mi/hr for the first 38.1 mi. At what speed must it…

A: Total distance (d) = 110.0 miSpeed for first 38.1 mi race (s1) = 51.5 mi/hrThe average speed (sav) =…

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 –