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The perpendicular of the vector vecF=4ha...

The perpendicular of the vector `vecF=4hati-3hatj` is

A

4i+3j

B

6i

C

7k

D

3i-4j

Text Solution

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The correct Answer is:
C
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MBD PUBLICATION-VECTOR ANALYSIS-QUESTION BANK
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  2. Out of the following pairs of forces, the resultant of which cannot be...

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  3. The perpendicular of the vector vecF=4hati-3hatj is

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  4. Two vectors vecA and vecB lie in a plane, another vectorvecC lies outs...

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  5. If vecA=vecB+vecC and magnitude of vecA, vecB and vecC are 5, 4 and 3...

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  6. A force of 6 kg and another 8 kg can be applied to produce the effect ...

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  7. A vector vecA of magnitude 5sqrt3 units, another vector vecB of magnit...

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  8. The work done by a force is defined by W=vecF cdot vecS. In certain si...

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  9. Out of following set offorces the resultant which can not be zero

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  10. If abs(vec v1+vec v2)=abs(vec v1- vec v2) and vec v2 is finite thus

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  11. The length of second hand in a watch is 1 cm. The change in velocity o...

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  12. A car moves 30m/north, then 20 m east, then 30sqrt2 m south west. his ...

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  13. In going from one city to another a car travels-75 km north, 60 km nor...

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  14. A particle is simultaneously acted upon two forces equal to 4 N and 3 ...

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  15. To a person going east in a car with velocity of 25km/h, a train appea...

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  16. Rain is falling vertically downward with a velocity of 4 km/hr. A pers...

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  17. A charged particle of mass m and charge 'q' is projected with a veloci...

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  18. A point of application of a force vec F= 5hati - 3hatj +2hatk is moved...

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  19. which is a scalar quantity

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  20. The maximum value of resultant of two forces is 5 N and minimum is 1 N...

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