What is null vector ?

What is a null vector?

Which is null set?

What is the vector product of two equal vectors ?

What kind of vector is angular velocity?

What is the unit vector parallel to vec a=3 hat i+4 hat j-2 hat k ? What vector should be added to vec a so that the resultant is the unit vector hat i ?

If vecA=4hati+3hatj is a vector, find its magnitude and direction . What is the coordinates of the terminal point of the vector ?

What is the vector relation of linear acceleration vec(a) and angular acceleration (vec(alpha)) ?