HomeEveryday Science MCQsMach number is used in connection with the speed of___________? 862. Mach number is used in connection with the speed of___________?By Admin / September 17, 2025 A. Ship B. Light C. Sound D. aircraft ✅ The correct answer is option D.
1. Which of the following does not pollute the air? Leave a Comment / Everyday Science MCQs / By Admin
2. Which of the following planets have the longest day? Leave a Comment / Everyday Science MCQs / By Admin