Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
105 views
in Mathematics by (92.4k points)
closed by
सदिश `veca=hati-2hatj` के अनुदिश एक ऐसा सदिश ज्ञात कीजिए जिसका परिमाण 7 इकाई है।

1 Answer

0 votes
by (92.6k points)
selected by
 
Best answer
दिए हुए सदिश `veca` को अनुदिश मात्रक सदिश
`veca=(veca)/(|veca|)=1/(sqrt((5))(i-2j)=1/(sqrt(5))(i-2j))=1/(sqrt(5))i-2/(sqrt(5))j` है।
अतः `veca` के अनुदिश और 7 परिमाण वाला सदिश
`=7veca=7(1/(sqrt5))i-(2/(sqrt(5))j)`

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...