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Q. No.If the magnitude of the sum of two vectors is equal to the magnitude of the difference of the two vectors, the angle between these vectors is:
1. \(0^{\circ}\)
2. \(90^{\circ}\)
3. \(45^{\circ}\)
4. \(180^{\circ} \)
1. \(0^{\circ}\)
2. \(90^{\circ}\)
3. \(45^{\circ}\)
4. \(180^{\circ} \)
Subtopic: Â Resultant of Vectors |
 75%
Level 2: 60%+
AIPMT - 2016
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A particle moves from a point \(\left(\right. - 2 \hat{i} + 5 \hat{j} \left.\right)\) to \(\left(\right. 4 \hat{j} + 3 \hat{k} \left.\right)\) when a force of \(\left(\right. 4 \hat{i} + 3 \hat{j} \left.\right)\) \(\text{N}\) is applied. How much work has been done by the force?
| 1. | \(8\) J | 2. | \(11\) J |
| 3. | \(5\) J | 4. | \(2\) J |
Subtopic: Â Scalar Product |
 64%
Level 2: 60%+
NEET - 2016
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If the magnitude of the sum of two vectors is equal to the magnitude of the difference between the two vectors, the angle between these vectors is?
1. \(90^\circ\)
2. \(45^\circ\)
3. \(180^\circ\)
4. \(0^\circ\)
1. \(90^\circ\)
2. \(45^\circ\)
3. \(180^\circ\)
4. \(0^\circ\)
Subtopic: Â Resultant of Vectors |
 81%
Level 1: 80%+
NEET - 2016
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- 1(current)
Q. No.
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