| 1 |
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
|
| 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>
|
| 3 |
When a fore of 100 N is acting on an object along x-axis then its vertical component will be. |
- A. 50 N
- B. 0 N
- C. 25 N
- D. 10 N
|
| 4 |
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>
|
| 5 |
A force of 10N makes an angle 30o with y axis. Then magnitude of x -component is. |
- A. 5 N
- B. 8.66 N
- C. 10 N
- D. Zero
|
| 6 |
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
|
| 7 |
Usually the x-axis is taken as |
- A. Vertical axis
- B. Horizontal axis
- C. +ve axis
- D. -ve axis
|
| 8 |
Dot product of vector with itself is. |
- A. Zero
- B. 2 A
- C. A<sup>2</sup>
- D. A
|
| 9 |
Name the quantity which is a vector. |
- A. Speed
- B. Force
- C. Temperature
- D. Density
|
| 10 |
If a vector of magnitude 10 N along y-axis then its component along x-axis is |
- A. 0 N
- B. 5 N
- C. 8.66 N
- D. 10 N
|
