A perfect black body is the one which absorbs completely heat radiations of all wavelengths which fall on it and emits heat radiations of all wavelengths when heated. Since a perfect black body neither reflects nor transmits any radiation, the absorptive power of a perfectly black body is unity.
More Posts
-

APKPure app contained malicious adware, say, researchers
-

New 2D Map Of World “Most Accurate” Ever Made And Flat-Earthers Are Going To Love It
-

Electromagnetic Spectrum
-

CryptoPunks Blasts Past $1 billion in Lifetime Sales as NFT Speculation Surges
-

Closest Supermassive Black Hole Pair to Earth Are Also Close To Each Other
-

Classification of Accounts
Latest Post
-

Top QS World University Rankings 2024
-

Nano-oscillator Achieves Record Quality Factor
-

Not Only Do Opposites Attract: A New Study Demonstrates That Like-Charged Particles Can Come Together
-

A Breakthrough in Single-photon Integration Shows Promise for Quantum Computing and Cryptography
-

Could the Sun be Conscious? Enter the Unorthodox World of Panpsychism
-

The Brains of Conspiracy Theorists Are Different: Here’s How


