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A vector a has components a1,a2,a3 in a...

A vector `a` has components ` a_1,a_2,a_3` in a right handed rectangular cartesian coordinate system `OXYZ` the coordinate axis is rotated about `z` axis through an angle `pi/2`. The components of `a` in the new system

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A vector has component A_(1),A_(2) and A_(3) in a right -handed rectangular Cartesian coordinate system OXY Z .The coordinate system is rotated about the x-axis through an angel pi/2. Find the component of A in the new coordinate system in terms of A_(1),A_(2), and A_(3).

A vector A has components A_(1),A_(2),A_(3) in a right - handed rectangular Cartesian coordinate system Ox,Oy,Oz .The coordinate system is rotated about the z-axis through an angle ((pi)/(2)) .The components of A in the new coordinate system are

If the axes are rotated through an angle 30^(@), the coordinates of (2sqrt(3),-3) in the new system are

When a right handed rectangular Cartesian system OXYZ is rotated about the z-axis through an angle pi/4 in the counter-clockwise, direction it is found that a vector veca has the component 2sqrt(3), 3sqrt(2) and 4.

The co-ordinates of a point P referred to a rectangular co-ordinate system where O is the origin are (1,-2). The axes are rotated about O through an angle theta. If the co-ordinates of P in the new system are (k-1,k+1), then k^(2) is equal

A DAS GUPTA-Product of two Vectors-Exercise
  1. If |vec a|=3,|vec b|=5,|vec c|=7 and vec a+vec b+vec c=0 then angle be...

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  2. The conditions under which the vector vec P + vec Q and vec P - vec Q ...

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  3. Let vec O A- vec a , hat O B=10 vec a+2 vec ba n d vec O C= vec b ,w ...

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  4. Vector vec O A= hat i+2 hat j+2 hat k turns through a right angle ...

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  5. A vector a has components a1,a2,a3 in a right handed rectangular cart...

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  6. If vec a * vec b = vec a * vec c then

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  7. If vec(A)+vec(B)+vec(C )=0 then vec(A)xx vec(B) is

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  8. If vec a xx vec b= vec b xx vec c != vec 0 then which one is true wh...

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  9. A, B, C and D are four points in a plane with position vectors vec a,v...

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  10. If |vec a|= |vec b|= 1 and |vec a xx vec b|=1 then

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  11. The vector vecb = 3j + 4k is to be written as the sum of a vector vecb...

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  12. Let veca=2hati-hatj+hatk , vecb= hati+2hatj-hatk and vec c= hati+hatj-...

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  13. If vec a+ vec b+ vec c=0 and | vec a|=3,\ | vec b|=5 and | vec c|=7 ...

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  14. If vec(a). vec(b) = 0 and vec(a) xx vec(b) = vec(0) then which one of ...

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  15. If vec a=4 hat i+6 hat ja n d vec b=3 hat j+4 hat k , then find the c...

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  16. In each of the following, fill in the blank so that the resulting stat...

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  17. If vec(A) xx vec(B) = vec(B) xx vec(A), then the angle between A to B ...

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  18. Find a unit vector vec cif- vec i+ vec j- vec kb i s e c t st h ea ng...

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  19. If theta is the angle between the unit vectors hat a and hat b then co...

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  20. In each of the following, one or more options are correct. Choose the...

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