You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XI

Physics

Blackbody

A black body ...

Question

A black body of temperature T is inside a chamber of temperature $T_{0}$ . Now the closed chamber is slightly opened to sun such that temperature of black body (T) and chamber $(T_{0})$ remains constant

black body will absorb more radiation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

black body will absorb less radiation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

black body emit more energy

No worries! We‘ve got your back. Try BYJU‘S free classes today!

black body emit energy equal to energy absorbed by it

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D black body emit energy equal to energy absorbed by it
Since, the temperature of black body is constant,
Total heat absorbed = total heat radiated.

Suggest Corrections

Similar questions

Q. A black body of temperature T is inside a chamber of temperature

T_{0}

. Now the closed chamber is slightly opened to sun such that temperature of black body (T) and chamber

(T_{0})

remains constant

Q. A black body of temperature

T

is inside the chamber of

T_{0}

temperature initially. Sun rays are allowed to fall from a hole in the top of the chamber. If the temperatures of black body

(T)

and chamber

(T_{0})

remain constant, then

Q. In a dark room with ambient temperature

T_{0}

, a black body is kept at a temperature T. Keeping the temperature of the black body constant (at T), sun rays are allowed to fall on the black body through a hole in the roof of the dark room. Assuming that there is no change in the ambient temperature of the room, which of the following statement(s) is/are correct?

Q. A highly conducting solid sphere of radius

R

, density

ρ

and specific heat

s

is kept in an evacuated chamber. A parallel beam of thermal radiation of intensity

I

is incident on its surface.
Consider the sphere to be a perfectly black body and its temperature at certain instant

t = 0

is considered as

T_{0}

[Take Stefan's constant as

σ

]
The maximum attainable temperature of the sphere is

Q. A solid sphere of radius

R,

density

ρ

and specific heat

s

is initially at temperature

T_{0}

Kelvin. When suspended in a surrounding of temperature

0 K

, the time required to decrease the temperature of the sphere from

T_{0}

\frac{T_{0}}{2}

Kelvin is
(Assume that the sphere behaves like a black body)

Join BYJU'S Learning Program

A black body of temperature T is inside a chamber of temperature T0. Now the closed chamber is slightly opened to sun such that temperature of black body (T) and chamber (T0) remains constant

The correct option is D black body emit energy equal to energy absorbed by it Since, the temperature of black body is constant, Total heat absorbed = total heat radiated.

A black body of temperature T is inside a chamber of temperature $T_{0}$ . Now the closed chamber is slightly opened to sun such that temperature of black body (T) and chamber $(T_{0})$ remains constant

The correct option is D black body emit energy equal to energy absorbed by it
Since, the temperature of black body is constant,
Total heat absorbed = total heat radiated.