Three black bodies A, B and C having diameters 2 m, 4 m and 6 m, respectively, emit…
Physics · NEET · NTA Exams — Properties of Solids and Liquids
Three black bodies A, B and C having diameters 2 m, 4 m and 6 m, respectively, emit radiation of maximum intensity at 300 nm, 400 nm and 500 nm, respectively. The powers radiated by them are QA, QB and QC, respectively. Which of the following facts regarding powers is correct?
- QA is maximum
- QB is maximum
- QC is maximum
- QA = QB = QC
Answer
(B) Q B is maximum
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A piece of paper wrapped tightly on a wooden rod is found to get heated quickly when held over a flame…
- The heat is flowing through a rod of length 50 cm and area of cross-section . Its ends are respectively at…
- At a common temperature, a block of wood and a block of metal feel equally cold or hot. The temperatures of…
- Consider a compound slab consisting of two different materials having equal thickness and thermal…
- The load versus elongation graph of four wires of the same material and same length is shown in the figure…
- A metal plate 4 mm thick has a temperature difference of 32° C between its faces. It transmits 200 kcal / h…
- Assertion : Air possesses only volume elasticity. Reason : Transverse waves travel through air in an organ…
- Three rods of the same dimension have thermal conductivities 3 K, 2 K and K. They are arranged as shown in…
More Properties of Solids and Liquids questions · Browse all practice questions