Question

Select the correct answer.
A body travels 10 meters during the first 5 seconds of its travel, and it travels a total of 30 meters over the first 10 seconds of its travel. What
Its average speed during the time from t = 5 seconds to t = 10 seconds?
A. 2 meters/second
B. 3 meters/second
OC. 4 metersisecond
OD. 5 meters/second
E. 6 meters/second
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Answer 1

Answer:

Option C

4 meters/second

Explanation:

Total distance is 30 m

First displacement=10 m

Remaining distance=30 m- 10 m= 20 m

Total total of travel=10 s

Time for first phase of tr

Time of travel=10-5=5 seconds

Speed of travel=distance/time=20/5=4 meters per second