| 1 |
Two vector can be added by simple arithmetical method when they are at an angle of. |
- A. 120<sup>o</sup>
- B. 90<sup>o</sup>
- C. 0<sup>o</sup>
- D. 45<sup>o</sup>
|
| 2 |
Which is the example of vector quantity |
- A. Torque
- B. Speed
- C. Density
- D. Work
|
| 3 |
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
|
| 4 |
A force of 100 N makes an angle of 60o with Y- Axis, its horizontal component is. |
- A. 50 N
- B. 60 N
- C. 70.7 N
- D. 86.6 N
|
| 5 |
|
- A. Unit vector
- B. +ve of a vector
- C. Resultant vector
- D. -ve of a vector
|
| 6 |
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
|
| 7 |
Dot product of two non zero vectors is zero it angle between them is. |
- A. 30<sup>o</sup>
- B. 60<sup>o</sup>
- C. 45<sup>o</sup>
- D. 90<sup>o</sup>
|
| 8 |
The angle between x-axis, y-axis and z-axis is |
- A. 45°
- B. 60°
- C. 75°
- D. 90°
|
| 9 |
Name the quantity which is a vector. |
- A. Speed
- B. Force
- C. Temperature
- D. Density
|
| 10 |
Direction of a vector in space requires |
- A. Two axis
- B. Three axis
- C. Four axis
- D. Both a and b
|
