| 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°
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| 2 |
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- A. Free vector
- B. Unit vector
- C. Null vector
- D. None of these
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| 3 |
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| 4 |
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| 5 |
Which of the following is not a vector quantity ? |
- A. Weight
- B. Mass
- C. Force
- D. Velocity
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| 6 |
A scalar quantity is one that possesses only : |
- A. Magnitude
- B. Direction
- C. Both a and b
- D. None of these
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| 7 |
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| 8 |
If any two vectors of scalar triple product are equal, then its value is equal to: |
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| 9 |
The cross product or vector product of two vectors is defined: |
- A. Only in plane
- B. Only in space
- C. Both a and b
- D. None of these
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| 10 |
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