Physics Circle home Student Login

Home›Chapters›Motion in One Dimension PYQs›Distance, Displacement & Average Speed›Question 20

NEET 2006 (AIPMT) · Distance, Displacement & Average Speed

Distance, Displacement & Average Speed question from NEET 2006 (AIPMT)

Q20NEET 2006 · AIPMTEasy

Distance, Displacement & Average Speed

A car runs at a constant speed on a circular track of radius 100 m, taking 62.8 seconds for every circular lap. The average velocity and average speed for each circular lap respectively is

Show answer and solution

Answer: (c)

  1. After one full lap the car returns to the start: displacement =0= 0, so average velocity =0= 0.
  2. Average speed =2πRT=2×3.14×10062.8=10= \frac{2\pi R}{T} = \frac{2 \times 3.14 \times 100}{62.8} = 10 m/s
  3. So the answer is (c) 0, 10 m/s.
Report a mistake

More questions on Distance, Displacement & Average Speed