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The X and Y=component of vecP and 7hati ...

The X and Y=component of `vecP` and `7hati` and `6hatj` Also, the X and Y-component of `vecP+vecQ` are `11hati` are `9hatj` respectively. Then magnitude of `vecQ` is

A

7

B

6

C

5

D

13

Text Solution

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The correct Answer is:
C
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PATHFINDER-VECTOR-I AND VECTOR-II-QUESTION BANK
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  8. vecA.(vecAxxvecB) is

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  14. The value of hatixx(hatixxveca)+hatjxx(hatjxxveca)+hatkxx(hatkxxveca) ...

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  15. If vector vecA and vecB have an angletheta between them, then value of...

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  17. The resultant of vecA and vecB is R1. On reversing the vector vecB, th...

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  18. If the sum of two unit vectors is a unit vector,then magnitude of diff...

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