Question

Q2.
A vector of magnitude 4 unit rotates through an angle
of 60°. Then magnitude of its change is
(1) 2root3 unit
(2) 6 unit
(3) 8 unit
(4) 4 unit​

Answer 1

$\large{\underline{\underline{\bold{\red{\sf{Bonjour !}}}}}}$

option 4) is correct.

$\large{\bold{\blue{\sf{thanks}}}}$