Question

Arun and Rashmi are walking from point A to point B. Arun walked along semicircle with AB as diameter with speed u while , Rashmi walked along straight line AB with speed v they both reached B at same time then
u/ v = ?

I will mark you (who answers first) as brainleist.​

Answer 1

Explanation:

your answer

DISTANCE TRAVELED BY ARUN= 2πR

SPEED OF ARUN=U

S=D\T ; U=πR\T

DISTANCE TRAVELED BY RASHMI =DIAMETER OF CIRCLE

FROM FORMULA 2πR

2Rπ

π=1\2R

SPEED OF RASHMI=V

V=1\2R\T

U\V=πR\2R

U\V=π\2