Question

An aeroplane revolves in a circle above the surface
of the earth at a fixed height with speed 100 km/h
The change in velocity after completing 1/2 revolution
will be
(a) 200 km/hr
(b) 150 km/hr
(c) 300 km/hr
(d) 400 km/hr​

Answer 1

Answer:

b option bro or sis its correct