Genetics :- Genetics is the branch of biology concerned with the study of genes, genetic variation and heredity in organisms. […]
Genetics, Heredity, Gene and Reasons for Mendel’s success Read Post »
न्यूक्लिक अम्ल (Nucleic acid) :- कोशिका के न्यूक्लियस में क्रोमोसोम के अंदर उपस्थित आनुवंशिक पदार्थ को न्यूक्लिक अम्ल कहते हैं।
RNA and its structure :- RNA molecules are single stranded nucleic acids composed of nucleotides. Fig. 1. Structure of (
RNA : Structure , Types , Differences between RNA and RNA Read Post »
Twinkling of stars :- it is is a phenomenon of atmospheric refraction. Stars do not really twinkle they just appear
Atmospheric refraction : Twinkling of stars, Apparent time of Sunrise and sunset Read Post »
Total internal reflection :- when light travels from and optically denser medium to rarer medium at the interface, it is
DNA फिंगरप्रिंटिंग :- मनुष्य के डीएनए में पाए जाने वाले क्षार अनुक्रम लगभग 99.9 % एक समान होते हैं, किंतु
DNA फिंगरप्रिंटिंग क्या है। DNA फिंगरप्रिंटिंग के क्या उपयोग हैं। Read Post »
Refraction of light :- when a beam of light encounters another transparent medium, a part of light gets reflected back
Refraction of light : Law of Refraction and Refractive index Read Post »
The mirror equation :- The ray diagram shows the image A’B’ of an object AB formed by a concave mirror
Consider a ray parallel to the principal axis strinking the mirror at M, CM will be perpendicular to the mirror
Relationship between the focal length and radius of curvature of a spherical mirror Read Post »
Definitions regarding spherical mirrors. Pole :- The geometric centre of a spherical mirror is called its pole. Denoted by ‘P’
Some definitions regarding spherical mirrors and sign convention Read Post »
Reflection of light :- It is the change in direction of a light at an interface between two different media
Reflection of light, image and spherical mirrors Read Post »
Optics :- Optics is the branch of physics in which study about properties and behavior of light. There are two
Optics, light and its theories : Newtons corpuscular theory and Huygen’s wave theory Read Post »
