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Series-Combination-of-Metallic-Rods

Series Combination of Metallic Rods

Series Combination of Metallic Rods 1) Series Combination: Let n slabs each of cross sectional area, lengths  and conductivities  respectively be connected in the series. i) Heat Current: Heat current is the same in all the conductors. i.e., , ii) Equivalent thermal resistance: , iii) Equivalent thermal conductivity: It can be calculated as follows, from Read more about Series Combination of Metallic Rods[…]

AMU 2020

Aligarh Muslim University 2020 Notification Released

Aligarh Muslim University 2020 Notification Released Aligarh Muslim University was originally established by Sir Syed Ahmad Khan as Mohammedan Anglo-Oriental College in 1875. The Muhammadan Anglo-Oriental College became Aligarh Muslim University in 1920. The main campus of AMU is located in the city of Aligarh. In addition to this it has its three off-campus centres Read more about Aligarh Muslim University 2020 Notification Released[…]

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Inverse Trigonometric Functions – Form f(f⁻¹(x))

Inverse Trigonometric Functions – Form f(f⁻¹(x)) Function of the form f(f⁻¹(x)): where f(x) is Trigonometric Function (i)Consider function f(x) = sin(sin⁻¹x). Domain of the function is [-1, 1] Also, sin (sin ⁻¹(x)) = x sin(sin⁻¹x) = x for all x ϵ [-1, 1] (ii)Consider function f(x) = cos(cos⁻¹x). Domain of the function is [-1, 1] Read more about Inverse Trigonometric Functions – Form f(f⁻¹(x))[…]

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Electrical Conducting Materials for Specific Use

Electrical Conducting Materials for Specific Use Electrical conducting materials are the basic requirement for electrical engineering products. 1) Filament of electric bulb: It is made up of tungsten which has high resistivity, high melting point. 2) Element of heating devices (such as heater, geyser or press): It is made up of nichrome which has high Read more about Electrical Conducting Materials for Specific Use[…]

COMEDK 2020

COMEDK Engineering Entrance Exam 2020 Notification Released

COMEDK Engineering Entrance Exam 2020 Notification Released Consortium of Medical, Engineering and Dental Colleges of Karnataka(COMEDK) is an entrance exam conducts every year in the month of May for admission into Engineering courses in Private/Professional Colleges within the State of Karnataka. COMEDK organisation conducts COMEDK UGET(Undergraduate Entrance Test)-2020 for admission into first year B.Tech/B.Arch courses Read more about COMEDK Engineering Entrance Exam 2020 Notification Released[…]

Physics

Law of Radioactive Disintegration

Law of Radioactive Disintegration The spontaneous breaking of a nucleus is known as Radioactive Disintegration. According to Rutherford and Soddy made experimental study of the radioactive decay of various radioactive materials and gave the following the laws: Radioactive decay is a random and spontaneous process. It is not influenced by external conditions such as temperature, Read more about Law of Radioactive Disintegration[…]