An object travels 70 m in 3 sec and then another 30 m in 2 sec. What is the average speed of the object?
(a)50 m/s (b) 20 m/s (c) 100 m/s (d) 40 m/s
Answers
Answered by
0
Explanation:
Correct option is
A
20m/s
average speed =
total time
total distance
=
40
20
+2
20+30
=
(
2
5
)
50
=20ms
−1
Answered by
0
Answer:
If a car travels 400m in. 20 seconds how fast is it going? Speed = Calculate the speed: If you move 50 meters at a speed of 10 m/s, how.
Similar questions