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Find the scalar product of the following...

Find the scalar product of the following pairs of vectors and the angle between them.
`3hat(i) - 4hat(j)` and `-2hat(i) + hat(j)`

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Verified by Experts

The correct Answer is:
`cos^(-1)(-(2)/(sqrt(5)))`
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ARIHANT PUBLICATION-VECTOR ALGEBRA -Odisha Bureau.s Textbook Solutions (Exercise 12(b))
  1. Each question given below have four possible answers, out of which onl...

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  2. If vec(a)*vec(b)=vec(c)*vec(a) for all vectors vec(a), then

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  3. Find the scalar product of the following pairs of vectors and the angl...

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  4. Find the scalar product of the following pairs of vectors and the angl...

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  5. Find the scalar product of the following pairs of vectors and the angl...

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  6. Find the scalar product of the following pairs of vectors and the angl...

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  7. If A,B,C are the points (1,0,2), (0,3,1) and (5,2,0) respectively, fin...

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  8. Find the value of lambda so that the vectors veca and vecb are perpend...

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  9. Find the value of lambda so that the vectors veca and vecb are perpend...

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  10. Find the value of lambda so that the vectors veca and vecb are perpend...

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  11. Find the value of lambda so that the vectors veca and vecb are perpend...

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  12. Find the scalar and vector projection of veca on vecb. veca = hati, v...

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  13. Find the scalar and vector projections of vec a on vec b vec a = ha...

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  14. Find the scalar and vector projections of vec a on vec b vec a = hat...

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  15. In each of the problems given below, find the work done by a force F a...

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  16. In each of the problems given below, find the work done by a force F a...

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  17. In each of the problems given below, find the work done by a force vec...

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  18. In each of the problems given below, find the work done by a force F a...

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  19. If (a + b).(a-b) = 0 show that |a| = |b|.

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  20. If a and b are perpendicular vectors show that (veca+vecb)^2 = (veca-v...

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