![Rotation about z axis by an angle φ. The new x, y and z axes are called... | Download Scientific Diagram Rotation about z axis by an angle φ. The new x, y and z axes are called... | Download Scientific Diagram](https://www.researchgate.net/profile/Eva-Kraegeloh/publication/332220668/figure/fig3/AS:744168976556032@1554435118582/Rotation-about-z-axis-by-an-angle-ph-The-new-x-y-and-z-axes-are-called-the-x1-y1-and-z1_Q640.jpg)
Rotation about z axis by an angle φ. The new x, y and z axes are called... | Download Scientific Diagram
![If the projections of vector vec a on x -, y - and z -axes are 2, 1 and 2 units ,respectively, find the angle at which vector vec a is inclined to the z -axis. If the projections of vector vec a on x -, y - and z -axes are 2, 1 and 2 units ,respectively, find the angle at which vector vec a is inclined to the z -axis.](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/645275651_web.png)
If the projections of vector vec a on x -, y - and z -axes are 2, 1 and 2 units ,respectively, find the angle at which vector vec a is inclined to the z -axis.
![color scheme - Why are X, Y and Z axes represented by Red, Green, and Blue? - User Experience Stack Exchange color scheme - Why are X, Y and Z axes represented by Red, Green, and Blue? - User Experience Stack Exchange](https://i.stack.imgur.com/9KgUe.png)