vectors

Related Questions

• If the sum of two unit vectors is a unit vector, then magnitude of difference is

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• If $A = 3\hat i + 4\hat j$ and $B = 7\hat i + 24\hat j,$the vector having the same magnitude as B and parallel to A is

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• With respect to a rectangular cartesian coordinate system, three vectors are expressed as $\vec a = 4\hat i - \hat j$, $\vec b = - 3\hat i + 2\hat j$ and $\vec c = - \hat k$ where $\hat i,\,\hat j,\,\hat k$ are unit vectors, along the X, Y and Z-axis respectively. The unit vectors $\hat r$along the direction of sum of these vector is

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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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• What displacement must be added to the displacement $25\hat i - 6\hat j\,\,m$ to give a displacement of 7.0 m pointing in the x- direction

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