A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MBD PUBLICATION-THERMAL PROPERTIES OF MATTER (HEAT TRANSFER)-QUESTION BANK
- Emissive power of a perfectly black body at 227^@ C is Eb. Emissive po...
Text Solution
|
- Ratio of rate of radiation of heat of a body at 227^@C to that of the ...
Text Solution
|
- Compare the rate of radiation of heat of a body at 327^@C with the rat...
Text Solution
|
- The temperature of a piece of metal is raised from 27^@C to 327^@C. Th...
Text Solution
|
- Ratio of emissive power of perfectly black
Text Solution
|
- The temperature of a piece of metal is raised from 27^@C to 84^@C. The...
Text Solution
|
- A black body at a temprature of 227^@C radiates heat at the rate of 5 ...
Text Solution
|
- A baby radiates heat at the rate of 50 J/s when at 300^@K. When the sa...
Text Solution
|
- Sphere of radius 5 cm at temperatures 127^@C (Stefan's constant = 5.7 ...
Text Solution
|
- The energy radiated by a 100 kW transmitter in 1 hour is
Text Solution
|
- The amount of heat radiated pr unit time, per unit area by perfectly b...
Text Solution
|
- If a body having a surface area 5 cm^2 and a temperature of 727^@C rad...
Text Solution
|
- If the temperature of the body is increased by 500^@K, the radiation e...
Text Solution
|
- 10g of ice at 0^@C is mixed thoroughly with 50g of water at 10^@C. The...
Text Solution
|
- A perfectly black bloody radiates 81j/sec at 300^@K. The amount of ene...
Text Solution
|
- A rectangular brass plate of sides 15 cm and 8cm and thickness 0.8cm h...
Text Solution
|
- Total area of glass - planes of the window in a room is 10 m^2 and thi...
Text Solution
|
- A metal rod 25 cm long and 10sq cm in cross section has it's one end p...
Text Solution
|
- A wooden ice box contains ice at 0^@ C . The inner dimensions of the b...
Text Solution
|
- Metal slab is made up of two parallel side plates of metal A and metal...
Text Solution
|