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Heat and Thermodynamics question

2002 · Shift 0 · Q147
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Heat and Thermodynamics question

2002 · Shift 0 · Q147

JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
Which of the following is more close to a black body?
  1. A
    black board paint
  2. B
    green leaves
  3. C
    black holes
  4. D
    red roses
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