If veca=vecb+vecc, then write the value ...

If veca=vecb+vecc, then write the value of `veca*(vecbxxvecc).`

Answer

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Explore conceptually related problems

If abs(veca)=3,abs(vecb)=2 and veca*vecb=0 , then write the value of abs(vecaxxvecb) .

If veca,vecb and vecc are three vectors such that |veca|=5,|vecb|=12,|vecc|=13 and veca+vecb+vecc=0 then find the value of veca.vecb+vecb.vecc+vecc.veca.

Knowledge Check

If vecA xx vecB=vecC then

A

C is prependicular`vecA` only

B

`vecC` is parallel to` vecA`

C

C is prependicular to both` vecA` and `vecB`

D

C is parallel to`vecA` and `vecB`

(-veca).vecbxx(-vecc)) =

A

`vecaxxvecb.vecc`

B

`-veca.(vecbxxvecc)`

C

`vecaxxvecc.vecb`

D

`veca.(veccxxvecb)`

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If veca,vecbandvecc are threee vectors such that |veca|=5,|vecb|=12,|vecc|=13andveca+vecb+vecc=vec0 , then find the value of veca*vecb+vecb*vecc+vecc*veca .

If veca,vecb,vecc are unit vectors such that veca+vecb+vecc = vec0 , find the value of veca.vecb+vecb.vecc+vecc.veca .

If abs(veca)=3,abs( vecb)=1,abs(vecc)=4 and veca+vecb+vecc=0, find the value of veca*vecb+vecb*vecc+vecc*veca.

Three vectors veca, vecb and vecc satisfy the condition veca + vecb + vecc = 0 . Find the value of veca.vecb + vecb.vecc + vecc.veca if |veca| = 1, |vecb|= 4, |vecc|= 2 .

If veca, vecb, vecc be unit vectors and vecaxx(vecbxxvecc) = 1/2hatb , find the angles that veca makes with hatb and hatc , where hatb,hatc are not parallel.

If absveca=10,absvecb=1 and veca.vecb=0 then what is the value of |vecaxxvecb| ?

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