Home › CBSE Class 11 (Science) › Chemistry › Atoms and Elements › A body that absorbs and emits all frequencies un…
A body that absorbs and emits all frequencies uniformly is a:
ABland body
BBlack body
CBlank body
DBlind body
Answer & Solution
Correct answer: B. Black body
1. No such body exists exactly in practice.
2. A body which emits and absorbs all frequencies uniformly is called a black body.
3. It is also a perfect radiator.
_Source: syllabus Chemistry, Ch 2 'Structure of Atom'_
Related questions
The energy of a quantum of radiation is proportional to its:Who proposed the quantum theory in 1900?The hydrogen isotope with one proton and two neutrons is:Deuterium makes up what percentage of hydrogen atoms?The hydrogen isotope with one proton and one neutron is:What percentage of hydrogen atoms are protium?The hydrogen isotope having one proton and no neutron is:The difference between isotopes is due to the number of: