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Saturday, 10 October

JEE Main Physics · System of Particles and Rotational Motion

COM of Non-Uniform Rod

COM of Non-Uniform Rod (System of Particles and Rotational Motion) was asked once in the 42 JEE Main shifts Lumi analysed, in 2020.

Times asked
1
in 1 shift
Years
2020
Usual format
Single correct
Calculation
Pattern
Gone quiet
asked once so far

How it is asked

  • Centre of mass of rod with variable density

Difficulty

Easy 1Medium 0Hard 0

Where it sits

Chapter: System of Particles and Rotational Motion. Topic: Center of Mass, 9 questions over 8 ideas.

Other repeat ideas in this topic

Every time it came

The question

Newest first, each with its options and official answer.

  1. 9 Jan 2020, Shift 2 · Q5A rod of length LL has non-uniform linear mass density given by ρ(x)=a+b(xL)2\rho(x) = a + b\left(\frac{x}{L}\right)^2, where aa and bb are…EasySingle correct