TS EAMCET 04 May 2019 Shift 1 Solved Paper

The mean speed of a moving body is given by,
vrms=‌

‌ total distance ‌

‌ total time taken ‌

The velocity vector for a moving body is given by,
vvv=‌

‌ total displacement ‌

‌ total time taken ‌

Consider the above diagram for the representation of the movement of ball around the circular arc.
The mean speed of the ball is calculated as,
vrms=‌

2πR

4

×‌

1

T

=v1
The velocity vector for the ball is calculated as
vvv=‌

√2R

T

=v2
The ratio of the two speeds is calculated as,
‌

v1

v2

=‌

π

2√2