A particle moves so that its position vector is given by r = t , x + t , y . Where is a constant. Which of the following is true ?

1. A. Velocity and acceleration both are perpendicular to r .
2. B. Velocity and acceleration both are parallel to r
3. C. Velocity is perpendicular to r and acceleration is directed towards the origin
4. D. Velocity is perpendicular to r and acceleration is directed away from the origin

Attempt this NEET 2016 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.