| 1 |
<u>i</u>.<u>(j</u>.<u>k)</u> = |
- A. Meaningless
- B. -1
- C. 1
- D. 2
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| 2 |
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- A. Scalar quantity
- B.
- C.
- D. Reciprocal vector
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| 3 |
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°
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| 4 |
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| 5 |
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| 6 |
Two vectors are equal if they: |
- A. Pass through the same point
- B. Are parallel to each other
- C. Are parallel to each other and have same direction
- D. Have equal magnitude and have same direction
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| 7 |
A null vector is defined as a vector whose magnitude is: |
- A. 1
- B. 2
- C. 0
- D. None of these
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| 8 |
The law of parallelogram of addition was used by Aristotle to describe the combined action of : |
- A. One force
- B. Two forces
- C. Three forces
- D. Four forces
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| 9 |
Which of the following is not a vector quantity ? |
- A. Weight
- B. Mass
- C. Force
- D. Velocity
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| 10 |
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