Question

If a line has direction ratios 2, -1, -2, determine its direction cosines.

A 2/3, -1/3, -2/3
B 2/5, -1/5, -2/5
C 2, -1, -2
D 1/2, -1/4, -1/2
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)