Question

Which of the following statements are correct for a round trip along the same route?

• A. Average speed is zero in a round trip
• B. Average speed is - 10 m/s in a round trip
• C. Average speed is non-zero and negative
• D. Average speed is non-zero and positive.

Answer 1

The correct option is D

Average speed is non-zero and positive.

The average speed depends on the total distance travelled which is non-zero in this case.