If the energy radiated per second per sq. cm. of the surface for wave lengths lying between λ, and λ + dλ is represented by (eλ.dλ), then eλ is called?

Absorptive power
Emissive power
Emissivity
None of these

LohaHridoy

6 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 2

If the energy radiated per second per sq. cm. of the surface for wave lengths lying between λ, and λ + dλ is represented by (eλ.dλ), then eλ is called Emissive power

6 views Answered 2022-09-01 13:21

Related Questions

The portion of incident radiation (energy) without heating that surface reflected back from a surface of a body is called:?

1 Answers 4 Views

In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as?

1 Answers 4 Views

The energy radiated by sun on a bright sunny day is approximately?

1 Answers 4 Views

Surface energy per unit area of a surface is numerically equal to?

1 Answers 4 Views

If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to?

1 Answers 5 Views

"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:?

1 Answers 5 Views

The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths:?

1 Answers 4 Views

The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from:?

1 Answers 4 Views

If ‘Hs’ is the significant wave height, then the average wave height and highest wave height respectively are given by?

1 Answers 4 Views

The energy radiated from a surface Q at absolute temperature T is related as?

1 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)