Perfect black body

Perfect black body is one which absorbs heat radiation of all wavelengths, which falls on it. Such a body neither reflects nor transmits any part of the incident heat radiation and hence appears black irrespective of the color of incident radiation. Obviously, the absorbance of a perfect black body. A perfect black body when heated …

logarithm

What is logarithm? The term logarithm is basically derived from two words, “logas” and “arithmos”. Logas implies ratio while arithmos means number. The logarithm of any number to a given base is the power to which the base must be raised to obtain that number. Foe example, we know that 2 raised to power 5 …

fire cracker exploding

Fire cracker exploding at rest- Consider the explosion of a fire cracker at rest into number of fragments. The explosion takes place not because of any external force but due to chemical reactions occurring in the cracker. Through the fragments fly off in different directions with different velocities of the center of mass remains zero …

Earn from adsense

How much money blogger can earn from adsense? Earn from adsense – This question generally asked from everyone who is related to online earning. In this post I will share my experiences about google adsense earning. Know other earn money online ideas. Google adsense is one of the favorite online earning platforms for blogger. Before …