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Define unit vector ....

Define unit vector .

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A vector divided by its magnitude is a unit vector . It has a magnitude equal to unity or
one . `hat(A) = (vec(A))/(A)`.
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PREMIERS PUBLISHERS-KINEMATICS -Other important questions & answers (II. Very short answer questions).
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  4. Define Orthogonal unit vectors.

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  6. When the sum to two vectors is maximum?

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  7. using components methods, add the following vectors vec(A) = A(x...

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  8. Unsing components method, sbtract the following vectors . bar(A) ...

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  9. What do you mean by multiplication of a vector by a real number ?

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  10. Define position vector.

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  11. Calculate the displacement vector it vec(r)(1) = x(1) hat(i) + y (1) ...

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  15. What is the nature of velocity - time graph for uniform motion ?

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  16. Define momentum ? Give its unit .

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  17. Explain the physical significance of momentum with example .

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  19. Define relative velocity.

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