A vector is added to an equal and opposite vector of similar nature, forms a ........
Unit vector
Position vector
Null vector
Displacement vector
(c)
The unit vector along $\hat i + \hat j$ is
If a unit vector is represented by $0.5\hat i + 0.8\hat j + c\hat k$, then the value of ‘$c$’ is
Find the unit vector of a vector whose co-ordinates are $(8,\, 6)$.
Classify the given physical quantities in vector and scalar. Position, speed, velocity, pressure, acceleration, temperature, force, work, energy.
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