Page 1 :
82 eee, , ie Ay Tl 40., , 33. ‘The angle Becveéa V8erors (Ax B) and CP * ,, (@ zero Ox,, OF @F, , > 2. ‘i les, i rans, 34, The sum of two vectors A and B is at right ang!, , to their difference. Then 1., 7 (@) A= 2B, , ()A=B, , (0 B=2A, , pane, (@) A and B have same direction., , Se Ee Ly Sy >, , 5. If A=B+C and the magnitude of A, B and C, , Son, are 5, 4, 3 unit, the angle between A and C is, Ms 3) (4), A= te, (2) cos ( : B) coxt( 5, ax, oF (@ sn(3), 36. Unit vector parallel to the resultant of vector 4i +37, rex, and 8/ + 8j will be:, , , , ro peas, (247 +54) (127 +11), , ( BE (124 +11)), , Oa (65, (68 35)), , @ ae (d) none of these,, , 37. The angle between the two vectors~2/ +3) + # and, A a A i‘, feapeapy, (a) 45° (2) 90°, (0 30°, , eee oy, 38° IFA 237443 and B, , a, aN, (a) 51 +20;, , K +, 0) 207 +157, , 39. The vector, AN ae at