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In 1895, Roentgen discovered the first example of ionizing
In 1895, Roentgen discovered the first example of ionizing radiation, x-rays. The key to Roentgens discovery was a device called a Crooke’s tube, wh...

The candela is the SI base unit of luminous intensity; that is,
The candela is the SI base unit of luminous intensity; that is, power emitted by a light source in a particular direction, weighted by the luminosity ...

SYNTHETIC FIBERS: What are synthetic fibers? Fiber: The clothes
SYNTHETIC FIBERS: What are synthetic fibers? Fiber: The clothes which we wear are made up of fabric. Fabrics are made up of fibers. Depending upon the...

Fundamentals of the subject: Introduction: After establishing the
Fundamentals of the subject: Introduction: After establishing the atomic nature of the matter in the previous chapter, scientists became interested to...

Group 15 Consists of five elements namely. N, P, As, Sb, and Bi
Group 15 Consists of five elements namely. N, P, As, Sb, and Bi which have general electronic configuration ns2np3.Nitrogen differs from other element...

Double Fertilization: S.G.Nawaschin 1898was the first to show that
Double Fertilization: S.G.Nawaschin 1898was the first to show that both the sperms released by a pollen tube are involved in fertilization. They ferti...