| 1 |
Dot product of vector with itself is. |
- A. Zero
- B. 2 A
- C. A<sup>2</sup>
- D. A
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| 2 |
The dot product of two vectors A and B will be zero, if angle between A and B is |
- A. Zero
- B. 30<sup>o</sup>
- C. 90<sup>o</sup>
- D. 180<sup>o</sup>
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| 3 |
The sum of two or more vectors will be a single vector called |
- A. Component vector
- B. Position vector
- C. -ve vector
- D. Resultant vector
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| 4 |
Vector has both of its components are negative lies in |
- A. 1st quadrant
- B. 2nd quadrant
- C. 3rd quadrant
- D. 4th quadrant
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| 5 |
If r = 5 m and f = 4 N are along same direction, them torque is |
- A. 20 Nm
- B. 5 Nm
- C. 10 Nm
- D. Zero
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| 6 |
The direction of vector in space is specified by |
- A. 1- angle
- B. 2- angle
- C. 3- angle
- D. 4 - angle
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| 7 |
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| 8 |
Force 12 N and 5 N are add, the resultant con not be |
- A. 13 N
- B. 6 N
- C. 7 N
- D. 17 N
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| 9 |
Direction of a vector in space requires |
- A. Two axis
- B. Three axis
- C. Four axis
- D. Both a and b
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| 10 |
A force of 100 N makes on angle of 60<sup>o</sup>with y axis, its horizontal component is. |
- A. 50 N
- B. 60 N
- C. 70.7 N
- D. 86.6 N
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