A unti bvlurd og ` a and b` are ` 0.6 and 0.8` respectively find the value od (c ),

Explanation

Fiven, ` vec A =a hat I +vec b hat j+ c hat k =0. 6 hat j + c hat k`.
Hence, ` | vec A| =1 =sqrt( (0.6)^(2) + (0.8) ^(2) + c^(2))`
or ` 1 =0.36 + 0 64 + c^(2) or c^(@) =c or c=0`.