class 12 maths vector algebra

Represent graphically a displacement of $40$ km ${30^o}$ east of north.

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📘 Vector Algebra NCERT,Page 428,Ex.10.1,Q.No 1 SA

Represent graphically a displacement of $40$ km ${30^o}$ east of north.

Official Solution

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Draw a line segment of length $4$ cm on the right of $ON$,

making an angle of ${30^o}$with $ON$, where Scale: 1 cm $= 10$ km.

Thus vector $\overrightarrow {OP}$ represents displacement of $40$ km ${30^o}$ east of north.

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