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MHT-CET PCB 06 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CETMHT-CET PCB 061 Mark
MCQ
A black rectangular surface of area A emits energy E per second at 27°C. If length and breadth is reduced to `(1/3)^("rd")` of initial value and temperature is raised to 327°C then energy emitted per second becomes ______.
  • A
    `(4"E")/9`
  • ✓
    `(16"E")/9`
  • C
    `(2"E")/9`
  • D
    `"E"/9`
✓

Answer

Correct option: B.
`(16"E")/9`
B

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