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Tutorial 1 Vector Calculus FDM1033, May 2015
1. Find the magnitude of the vector PQ with )2,1(P and )5,5(Q .
2. Find the length of the vector 7,3,2 v
.
3. Given the points in 3-dimensional space, )2,3,1(),7,5,3(),5,1,2( RQP and )0,1,2(S . Does
RSPQ ?
4. Find a vector of magnitude 5 in the direction of kjiv 253
.
5. Given kjiu 63
and kiv 12
, find
(a) vu
,
(b) the angle between vectors u
and v
,
(c) the vector vproju
,
(d) the scalar component of v
in the direction of u
.
6. Given )1,0,2(),3,1,1( QP and )1,2,0( R , find
(a) the area of the triangle determined by the points P, Q and R.
(b) the unit vector perpendicular to the plane PQR.
7. Find the volume of the parallelepiped determined by the vectors 3,2,2,0,1,4 vu
and
5,2,0w
.
8. Find the area of the parallelogram whose vertices are given by the points A (0, 0, 0), B (3, 2, 4),
C (5, 1, 4) and D (2, -1, 0).
9. Find the volume of the parallelepiped with adjacent edges AB, AC and AD with vertices A(-2, 1,
0), B(2, 3, 2), C(1, 4, -1) and D(3, 6, 1).
10. Find the parametric equation for the line of intersection of the planes 33 zyx and
1 zyx .
11. Find an equation of the plane that passes through (1, 2, 3) and contains the line tx 3 ,
ty 1 , tz 2 .
12. Find the equation of the line through (2, 1, 0) and perpendicular to both ji and kj .
13. Find the parametric equation of the line through the point (1, 0, 6) and perpendicular to
the plane x+3y+z=5.
14. Determine whether the given lines are skew, parallel or intersecting. If the lines are intersecting,
what is the angle between them?
3
3
1
6
1
2:2
1
2
2
3
2
1:1
zyxL
zyxL
15. Find the point in which the line x = 1 t, y = 3t, z = 1 + t meets the plane 2x y + 3z = 6.
16. Find the distance from the point Q (2, -3, 4) to the plane x + 2y + 2z = 13.
17. Find an equation of the plane containing the point (0, -2, -1) and parallel to the plane
342 yx .
18. Find an equation of the plane that passes through )3,2,1( and contains the line
tztytx 2,1,3 .
19. Find the equation of the plane through the point )1,4,2( A and orthogonal to vectors
2,1,0 v
and 1,1,1w
.
20. Use the scalar triple product to determine whether the points P(1,0,1), Q(2,4,6), R(3,-1,2) and
S(6,2,8) lie in the same plane.
21. Find the distance between the parallel planes given below:
P1: 02 zyx
P2: 05336 zyx
22. What is the equation of the plane that contains the line tztytx 2,1,3 and is parallel
to the intersection of the planes 1 zy and 02 zyx .