Math Chapter Wise question with answer

Q01 If a, b and c are unit vectors such that a + b + c = 0, then the value of a. b + b. c + c.a is: English · KVS PGT 2023 Q02 A,BandC are unit vectors. A is perpendicular to both B and C and angle between B and C is 30º. Then vector A is - English · RPSC PGT 2022 Q03 a;b;c are unit vectors b and c are non collinear vector. If a × (2b ×c) =b, then angle between a and b is - English · RPSC PGT 2022 Q04 If the vectors i 3j 2k,2i j 4k and 3i 2j xk are coplanar, then the value of x is– English · KVS TGT 2017 Q05 Given that a and b are unit vectors. If the vectors p 3a 5b and q a b are mutually perpendicular then– English · KVS TGT 2017 Q06 If the vectors i– 3 j 7 k ∧ ∧ ∧ + x and i– y j– z k ∧ ∧ ∧ are collinear then the value of 2 xy z is equal to – English · UP PGT 2021