1 |
|
Volume of the tetrahedron
Volume of the parallelepiped
Volume of the triangle
None of these
|
2 |
i.(j.k) = |
Meaningless
-1
1
2
|
3 |
If any two vectors of scalar triple product are equal, then its value is equal to: |
0
1
-1
2
|
4 |
|
90°
30°
60°
0°
|
5 |
|
0
1
-1
2
|
6 |
|
1
0
|
7 |
|
0
1
|
8 |
|
0
|
9 |
|
0
|
10 |
The cross product or vector product of two vectors is defined: |
Only in plane
Only in space
Both a and b
None of these
|
11 |
|
0
1
-1
2
|
12 |
If 2 and 2 are x and y-components of a vector, then its angle with x-axis is: |
30°
45°
60°
90°
|
13 |
|
60°
90°
30°
45°
|
14 |
|
a
b
c
a + b
|
15 |
|
0
2
3
1
|
16 |
|
0
1
-1
2
|
17 |
|
1
2
3
0
|
18 |
|
0
2
3
1
|
19 |
Which are the following triples can be direction angles of a single vector: |
45°,45°,60°
30°,45°,60°
45°,60°,60°
30°,30°,30°
|
20 |
|
Unit vector
Null vector
Position vector
None of these
|