A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.

A Black Body At A Temperature Of 227c Radiates Heat Physics QuestionA Black Body At A Temperature Of 227c Radiates Heat Physics Question

A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹. When its temperature is raised to 727⁰C, the heat radiated by it in cal m⁻²s⁻¹ will be closest to

Options

(a) 40
(b) 160
(c) 320
(d) 640

Correct Answer:

320

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

AddThis Website Tools
AIIMS2003
admin:

Related Questions

  1. The escape velocity of a body from earth’s surface is Ve. The escape velocity
  2. A vibration magnetometer placed in magnetic meridian has a small bar magnet
  3. Choose the correct statement
  4. A force acts on a 3.0 g particle in such a way that the position of the particle
  5. Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8