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ARIHANT MATHS-PRODUCT OF VECTORS-Exercise For Session 2
- Find | vec axx vec b| , if vec a= hat i-7 hat j+7 hat k and vec b=3 h...
02:49
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- Find the values of gamma and mu for which (2hati+6hatj+27hatk)xx(hati+...
03:13
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- If a=2hat(i)+3hat(j)-hat(k), b=-hat(i)+2hat(j)-4hat(k), c=hat(i)+hat(j...
05:00
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- Prove that ( vec a.hat i)( vec axx hat i)+( vec a.j)( vec axx hat j)+(...
05:41
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- If vecaxxvecb=veccxxvecdand vecaxxvecc=vecbxxvecd, show that veca-vecd...
03:37
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- If ( vec axx vec b)^2+( vec a.vec b)^2=144 and | vec a|=4, then find t...
02:22
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- If | vec a|=2,\ | vec b|=7\ a n d\ vec axx vec b=3 hat i+2 hat j+6 ha...
01:34
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- Let the vectors vec a and vec b be such that | vec a|=3 and | vec b|=...
01:28
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- If |veca|=sqrt(26), |vecb|=7 and |vecaxxvecb|=35, find veca.vecb
02:52
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- Find a unit vector perpendicular to the plane of two vectors a=hat(i)-...
03:16
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- Find a vector of magnitude 15, which is perpendicular to both the vect...
02:48
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- Let vec a= hat i+4 hat j+2 hat k ,\ \ vec b=3 hat i-\ 2 hat j+7 hat ...
04:06
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- Let A,B and C be unit vectors . Suppuse that A.B=A.c=O and that the an...
02:43
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- Find the area of the triangle whose adjacent sides are determined by t...
02:21
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- Find the area of parallelogram whose adjacent sides are represented by...
02:27
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- Find the area of the parallelogram whose diagonals are a = 3 hat i + h...
05:13
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- A force F=2hat(i)+hat(j)-hat(k) acts at point A whose position vector...
01:31
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- Find the moment of vec F about point (2, -1, 3), where force vec ...
03:17
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- Forces 2hat(i)+hat(j), 2hat(i)-3hat(j)+6hat(k) and hat(i)+2hat(j)-hat(...
04:23
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