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Dear nishant,
1) If then magnitude or length or norm or absolute value of is 2) A vector of unit magnitude is unit vector. If is a vector then unit vector of is denoted by and 3) Important unit vectors are , where , , 4) The components of unit vectors of are called the direction cosines of , denoted by and 5) If , , , then are called directional angles of the vectors and 6) If and are the two points, then 7) If and then 8) If and is a scalar number, then.9) In vector addition I. II. III. IV. , is the additive identity in vector addition. V. , is the inverse in vector addition.
We are all IITians and here to help you in your IIT JEE preparation. All the best. If you like this answer please approve it.... win exciting gifts by answering the questions on Discussion Forum Sagar Singh B.Tech IIT Delhi
We are all IITians and here to help you in your IIT JEE preparation. All the best.
If you like this answer please approve it....
win exciting gifts by answering the questions on Discussion Forum
Sagar Singh
B.Tech IIT Delhi
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