Which of the following statements is/ are correct(Figure)

Options

A. The sign of the x-component of `vec(d)_(1)` is positive and that of `vec(d)_(2)` is negative.
B. The signs of the y-components of `vec(d)_(1)` and `vec(d)_(2)` are positive and negative, respectively.
C. The signs of x- and y-components of `vec(d)_(1)+vec(d)_(2)` are positive.
D. None of the above

Answer

A, C

Explanation

a.,c. Both `x` and`y` components of `vec(d)_(1)` are positive. The `x` component of `vec(d)_(2)` is nagative and y component is positive. Both `x` and `y` components of `vec(d)_(1)+vec(d)_(2)` are positive.