Question

Prove avg velocity 2v1v2/v1+v2

Answer 1

Answer:

Average Velocity = 2V1V2/(V1+V2) Here is the proof: Let the total distance be x. So time taken to cover first half =(x/2)/v1=x/(2v1) Time taken to cover second half=(x/2)/v2=x/(2v2) Now average ...