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Question

The unit vector along i^+j^ is:


A

k^

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B

i^+j^

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C

i^+j^2

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D

i^+j^2

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Solution

The correct option is C

i^+j^2


The explanation for the correct answer:-

Option (C)

Step 1: Calculating the unit vector along i^+j^,

we know R^=RR

R^= It is the unit vector of R

R is the magnitude of R

R=i^+j^

R=12+12= 2

R^=RR=12i^+12j^=i^+j^2

Hence, option C is the correct answer.


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