The position x of a particle with respect to time t along x-axis is given by x = 9t 2 - t 3 where x is in metres and t in second. What will be the position of this particle when it achieves maximum speed along the +ve x direction?

1. A. 54m
2. B. 81m
3. C. 24m
4. D. 32m.

Attempt this NEET 2007 Physics question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.