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सदिश hati+hatj पर सदिश hati-hatj का प्रक...

सदिश `hati+hatj` पर सदिश `hati-hatj` का प्रक्षेप ज्ञात कीजिए!

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(hati+hatj)xx(hati-hatj)=

Revision|सदिश vec A का सदिश vec B पर प्रक्षेप|सदिश का लंबवत घटको में त्रिविमीय वियोजन|दिक् कोज्याएँ|प्रश्न|किसी समतल में गति|OMR|Summary

The points with positivon vectors 60 hati + 3 hatj , 40 hati - 8 hatj and a hati - 52 hatj are collinarar if :

If the points with position vectors 20 hati + p hatj , 5 hati - hatj and 10 hati - 13 hatj are collinear, then p =

The projection of hati-hatj+hatk on hati-hatj is :

What is the angle between hati+ hatj and hati-hatj ?

A unit vector coplanar with hati + hatj + 2 hatk and hati + 2 hatj + hatk, and perpendicular to hati + hatj + hatk is : a) ((hatj - hatk )/( sqrt2)) b) ((hati + hatj+ hatk )/( sqrt3)) c) ((hati + hatj + 2 hatk )/( sqrt6)) d) ((hati + 2 hatj + hatk )/( sqrt6))