Question

31. 31 33 34..answers

Answer 1

(33) ans: 4
Because resultant of two vector; suppose 'a' and 'b' lies between (a+b) to (a-b)

Answer 2

31. the vector sum must be b/w a+b( by putting angle =0) and a-b( by putting angle=180)
thus the ans is 8 because it is b/w 16 and 4
32. ans is 2 . according to 31.
33. ans is D . according to 31.
I can't see 34