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The magnitudes of vectors $\vec{A}, \vec{B} and \vec{C}$ are 3,4 and 5 units respectively. If $\vec{A} + \vec{B} = \vec{C}$ , the angle between $\vec{A}$ and $\vec{B}$ is

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π2

cos−1⁡(0.6)

tan−1⁡75

π4

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detailed solution

Correct option is A

C=A2+B2=32+42=5∴ Angle between A→ and B→ is π2

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The magnitudes of vectors A→,B→ and C→ are 3,4 and 5 units respectively. If A→+B→=C→, the angle between A→ and B→ is

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

The magnitudes of vectors $\vec{A}, \vec{B} and \vec{C}$ are 3,4 and 5 units respectively. If $\vec{A} + \vec{B} = \vec{C}$ , the angle between $\vec{A}$ and $\vec{B}$ is