1. If A 3i- 4j and B-i-4j, calculate+B and 4+B 2) 2i-4j, 4.2 1) 2i-8j, 8.1 3) 2i, 3 4) 4j, 6 2. If = 3i-4j and = -i - 4j, calculate the direction. of +B. 1) tan-(4) with + x- axis in clock wise 3) tan-(4) with + x- axis in anticlock wise 2) tan (4) with -x- axis in clock wise 4) tan (4) with - x- axis in anticlock wise A person runs along a circular path of radius 5 m. If he completes half of the circle. Find the magnitude of the displacement vetor, How far the person ran ? 3. 1) 10m, 5 tm 2) 5 tm 3) 5 Ttm, 19m 4) 14m, 10 tm A car makes a displacement of. 100 3m towards east and then 200 m towards north. Find the magnitude and direction of the resultant 1) 223.7m, tan-(2), N of E 3) 300m, tan-(2), N of E 2) 223.7m, tan (2), E of N 4) 100m, tan (2), N of E 5. If the angle between two vectors of equal magnitude P is e. the magnitude of the resultant vector is 1) 2P cos 2) 2P sin; 3) 2P cose 4) 2P sine udes of the resultant of two vectors of magnitudesP and O are