| 1 |
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°
|
| 2 |
A scalar quantity is one that possesses only : |
- A. Magnitude
- B. Direction
- C. Both a and b
- D. None of these
|
| 3 |
|
- A. [0]
- B. [0, 0]
- C. [0, 0, 0]
- D. None of these
|
| 4 |
|
- A. Unit vector
- B. Null vector
- C. Free vector
- D. None of these
|
| 5 |
|
- A. Position vector of O
- B. Position vector of P
- C. Unit vector
- D. Null vector
|
| 6 |
|
|
| 7 |
|
- A. 90°
- B. 30°
- C. 60°
- D. 0°
|
| 8 |
|
- A. Unit Vector
- B. Null vector
- C. Position vector
- D. None of these
|
| 9 |
|
- A. Free vector
- B. Unit vector
- C. Null vector
- D. None of these
|
| 10 |
|
- A. x - axis
- B. z - axis
- C. y - axis
- D. None of these
|
