Q 31. For the three vectors the magnitude of D=A-B-C and its directions are--

Q 31. For the three vectors the magnitude of D=A-B-C and its directions are-- Physical World And Measurement (a) 25, 450, below 4 ve, x axis (b) 13, 570 above + ve, x axis (c) S, 530, below + ve,x xis (d) 36, 45 above 4 ve,x •s. A is a vector which •vvhen a the result- in 32. 33. ant of vector 2i— i + yields a unit vec tor A is (c) 37 a +6 -axis. Then vec- (b) 3i +5—6k Gi vectors 2j—3k ansl 6k The anglema eby A + B is (d) 900. then conipo-

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