Question

Draw a neat labelled diagram of Ferry’s black body
​

Answer 1

Answer:

Please hit like

❤❤❤❤❤

❤❤❤❤❤

Answer 2

Answer:

Draw a neat labelled diagram of Ferry’s black body.

Explanation:

• What is Ferry's Black Body? - Ferry's Black Body is the cavity with the walls which is made up of any material, with a small opening, It is an excellent black body.
• Ferry's black body absorbs all electromagnetic radiation incident on it irrespective of wavelength.
• The perfect Ferry's black body contain double wall hollow sphere having a very small hole or aperture, and from it that small hole radiant heat can enter.
• The inner surface of the body is coated with lamp black.
• The space between this two walls is evacuated which reduce the loss of radiation because of the convection.
• The diagram of ferry black body is-