| 1 |
A scalar quantity is one that possesses only : |
- A. Magnitude
- B. Direction
- C. Both a and b
- D. None of these
|
| 2 |
|
- A. Position vector
- B. Null vector
- C. Unit vector
- D. None of these
|
| 3 |
|
- A. Unit vector
- B. Null vector
- C. Position vector
- D. None of these
|
| 4 |
|
- A. Scalar quantity
- B.
- C.
- D. Reciprocal vector
|
| 5 |
|
|
| 6 |
A unit vector is defined as a vector whose magnitude is: |
|
| 7 |
<u>i</u>.<u>(j</u>.<u>k)</u> = |
- A. Meaningless
- B. -1
- C. 1
- D. 2
|
| 8 |
If 2 and 2 are x and y-components of a vector, then its angle with x-axis is: |
- A. 30°
- B. 45°
- C. 60°
- D. 90°
|
| 9 |
If any two vectors of scalar triple product are equal, then its value is equal to: |
|
| 10 |
Which are the following triples can be direction angles of a single vector: |
- A. 45°,45°,60°
- B. 30°,45°,60°
- C. 45°,60°,60°
- D. 30°,30°,30°
|
