1 |
|
Position vector of O
Position vector of P
Unit vector
Null vector
|
2 |
A null vector is defined as a vector whose magnitude is: |
1
2
0
None of these
|
3 |
|
Unit vector
Null vector
Free vector
None of these
|
4 |
|
Unit Vector
Null vector
Position vector
None of these
|
5 |
|
0
-1
1
2
|
6 |
|
3
4
5
6
|
7 |
|
28
29
|
8 |
|
[0]
[0, 0]
[0, 0, 0]
None of these
|
9 |
|
|
10 |
|
Position vector
Null vector
Unit vector
None of these
|
11 |
|
x - axis
z - axis
y - axis
None of these
|
12 |
A unit vector is defined as a vector whose magnitude is: |
0
2
1
4
|
13 |
|
2 - 7
2 + 7
|
14 |
The law of parallelogram of addition was used by Aristotle to describe the combined action of : |
One force
Two forces
Three forces
Four forces
|
15 |
Zero vector is perpendicular to: |
Every vector
Unit vector only
Position vector only
Not any vector
|
16 |
|
Scalar
Free vector
Unit vector
Null vector
|
17 |
Two vectors are equal if they: |
Pass through the same point
Are parallel to each other
Are parallel to each other and have same direction
Have equal magnitude and have same direction
|
18 |
|
Scalar quantity
Reciprocal vector
|
19 |
|
Free vector
Unit vector
Null vector
None of these
|
20 |
Which of the following is a vector quantity ? |
Work
Temperature
Distance
Displacement
|