Question

23. A motor car is going due North at speed of
50 km/h. It makes a 90° left turn without changing
its speed, the change in velocity of the car is
(1) 50 km/h towards West
(2) 70 km/h towards South-West
(3) 70 km/h towards North-West
(4) Zero​

Answer 1

Hi,

I don't know answer but I have strong feeling with (2)

and you are thanks for free points