Q 1: Find a unit vector parallel to the sum of the vectors a = 2i+4j5k and b = i+2j+3k. Answer:

Q 2: Find the length of the vector 3i+6j2k Answer:

Q 3: _____ vector is the identity element for vector addition. Answer:

Q 4: Find the unit vector in the direction of P(1,2,3) towards Q(4,5,6). Answer:

Q 5: Compute i+j+k Answer:

Q 6: Find the magnitude of  3i + 2 j +4 k
Answer:

Q 7: Find the unit vector in the direction of P(1,2) towards Q(4,5) Answer:

Q 8: Vectors drawn from the origin to the points A, B and C are respectively a, b and 4a3b. Find AC. Answer:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

