Math Chapter Wise question with answer

Q01 If a, b, c are three unit vectors such that 1 a×(b× c) = b 2, then the angle which a makes with c is English · UPPSC Ashram Paddhati 2021 UP PGT 2013 UKPSC GIC 2018 Q02 If vectors a and b are unit vectors and makes an angle of 600, then: English · TGT 1999 Q03 If a unit vector in xy-plane makes an angle of 45o with the vector ˆ ˆ i j + and an angle of 600 with vector ˆ ˆ 3i... English · PGT 2005 Q04 If two unit vectors a and b makes an angle of 300 and 1200 respectively with the x-axis, then the value of a b + +... English · TGT 2011 Q05 If a,b,c are unit vectors, then 2 2 2 ˆ ˆ ˆ ˆ ˆ ˆ a b b c c a − + − + − does not exceed: English · NVS PGT 2022 Q06 If a and b are unit vector, then correct statement is- English · RPSC PGT 2022