Heat energy is incident on the surface a...

Heat energy is incident on the surface at the rate of 1000 J/min. If coefficient of absorption is 0.8 and coefficient of reflection is 0.1 then heat energy transmitted by the surface in 5 minute is

100 J

500 J

700 J

900 J

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

NTA JEE MOCK TEST 62
NTA MOCK TESTS|Exercise PHYSICS|25 Videos
NTA JEE MOCK TEST 64
NTA MOCK TESTS|Exercise PHYSICS|25 Videos

Similar Questions

Explore conceptually related problems

Heat energy is incident on the surface at the rate of 1000J/min. If coefficient of absorption is and coeffiicient of reflection is 0.5 the heat energy transmitted by the surface in 5 min is

The coefficient of correlation when coefficients of regression are 0.2 and 1.8 is

When 150 J of energy. is incident on surface of a body, 15 J of energy is reflected by it. If the coefficient of absorption is 0.6, then the amount of energy transmitted will be

If 150 J of energy is incident on area 2m^(2) . If Q_(r)=15J , coefficient of absorption is 0.6 , then amount of energy transmitted is

If 'p' calorie of heat energy is incident on a body and absorbs 'q' calories its coefficient of absorption is .

The reflection coefficient and absorption coefficient of a body are 0.3 and 0.2 respectively. The percentage of radiation transmitted

If reflectance of a surface is 0.4 and absorptance is 0.2. What is the transmittance of the surface

Assume that a 100W electric bulb loses its energy entirely by radiation from the surface of its filament . If the surface area of the filament is 2 cm^(2) and its coefficient of emission is 0.4 , calculate the temperature of the filament.

NTA MOCK TESTS-NTA JEE MOCK TEST 63-PHYSICS

A point charge q is placed inside a conducting spherical shell of inne...
Text Solution
|
A body is moving from rest under constant acceleration and let S1 be t...
Text Solution
|
A body hanging from a massless spring stretches it by 3 cm on earth's ...
Text Solution
|
A black body of mass 34.38 g and surface area 19.2cm^(2) is at an inti...
Text Solution
|
During an adiabatic process, the pressure of a gas is found to be prop...
Text Solution
|
A circular coil of radius R carries a current i. The magnetic field at...
Text Solution
|
The masses m(1) m(2) and m(3) of the three bodies shown in fig . Are 5...
Text Solution
|
Calculate the binding energy per nucleon of .(20)^(40)Ca. Given that ...
Text Solution
|
A particle is subjected simultaneously to two SHMs, one along the x - ...
Text Solution
|
If the work functions of three photosensitive materials are 1 eV, 2 eV...
Text Solution
|
A uniform rod of length 2.0 m specific gravity 0.5 and mass 2 kg is hi...
Text Solution
|
A fish looking up through the water sees the outside world contained i...
Text Solution
|
A uniform circular disc of radius r placed on a rough horizontal plane...
Text Solution
|
Heat energy is incident on the surface at the rate of 1000 J/min. If c...
Text Solution
|
Dimensions of ohm are same as that of (where h is Planck's constant an...
Text Solution
|
A shell bursts on contact with the gorund and pieces from it fly in al...
Text Solution
|
For the circuit shown below, the current (in mA) through the Zener dio...
Text Solution
|
When an object is viewed with a light of wavelength 6000Å under a micr...
Text Solution
|
A massless rod BD is suspended by two identical massless strings AB an...
Text Solution
|
The displacement of an object of mass 3 kg is given by the relation S=...
Text Solution
|