1. Write down a unit vector in XY-plane, making an angle of 30° with the positive direction of x-axis. 1. Write down a unit vector in XY-plane making an angle of 30° with the positive direction of x-axis. November 15, 2021 Category: Chapter 10 - Vector Algebra , Maths , NCERT Exemplar Class 12 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related