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QJEEM19Ph8280: JEE Main 2019 Physics - Class 11 JEEM19Ph8280 Solution: Two particles A, B are moving on two concentric circles of…

Two particles A, B are moving on two concentric circles of radii R1 and R2 with equal angular speed ω. At t = 0, their positions and direction of motion are shown in the figure. :

JEE Main 2019 (Online) 12th January Evening Slot Physics - Rotational Motion Question 162 English

The relative velocity V→A−V→B at t = π2ω is given by :

Multiple Choice Options

  • A −ω(R1+R2)i^
  • B ω(R2−R1)i^
  • C ω(R1+R2)i^
  • D ω(R1−R1)i^

Step-by-Step Verified Solution

JEE Main 2019 (Online) 12th January Evening Slot Physics - Rotational Motion Question 162 English Explanation
θ = ωt = ω π2ω = π2

V→A − V→S = ωR1(−i^) − ωR2(−i)

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