Question
The direction cosines of any normal to the xy plane are
Options :
1, 0 ,0
0, 1, 0
1, 1, 0
0, 0, 1
Answer :
1, 1, 0
Access expert-curated educational resources and study materials—completely free.
Create, conduct, and manage professional online assessments with Crey. Perfect for teachers and institutes.
Copyright © 2026 Crey. All Rights Reserved.
