Question

22. Solve-: i. A bus increase its speed from 54Km/h to 90 Km/h in 10s. Find the
acceleration of bus. ii. A bike travels first 60km in 40 min and next 40 km in 60
min. Find the average speed of the bike in km/h.​

Answer 1

Answer:

To determine the propagation velocity, we estimate from the diagram c ≈ −. 140 m. (60 − 33) s. = −5.2 m/s = −19 km/h. 3. Travel time increase: Without being ...