If sin θ is positive, then θ lies in the quadrants
I and II
II and III
III and IV
IV and I
Sine ratio corresponds to y coordinate and y - axis is positive in I and II quadrants. So, sine ratio is positive in I and II quadrants.
Question 11 Which of the following metals exist in their native state in nature? (i) Cu (ii) Au (iii) Zn (iv) Ag (a) (i) and (ii) (b) (ii) and (iii) (c) (ii) and (iv) (d) (iii) and (iv)
Which of the following are parts involved in the sexual reproduction in plants? (i) Flower (ii) Seed (iii) Fruit (iv) Branch Choose the correct answer from below a (i) and (ii) b (i), (ii) and (iii) c (iii) and (iv) d (ii),(iii) and (iv)