What Is The Perkin Reaction In Carbonyl Compounds?
Perkin described a synthesis of coumarin by heating the sodium salt of salicylaldehyde with acetic anhydride. Further study of this... View Article
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What Is The Perturbation Theory In Quantum Physics?
Perturbation theory has been helpful since the earliest applications of quantum mechanics. The main advantage of this approach is that... View Article
What are the advantages of the heating effect of current?
When an electric current is passed through a conductor, it generates heat due to the hindrance caused by the conductor... View Article
What are the disadvantages of heating effect of current?
When an electric current is passed through a conductor, it generates heat due to the hindrance caused by the conductor... View Article
State and Explain the Law of Conservation of Linear Momentum
Statement: According to the law of conservation of linear momentum, for an object or system of objects, the total momentum... View Article
State And Explain The Limitations Of Boyle’S Law
Boyle’s law Statement: Boyle’s law is a gas law which states that the pressure exerted by a gas (of a... View Article
18 Oct 2019: UPSC Exam Comprehensive News Analysis
October 18th, 2019 CNA:-Download PDF Here TABLE OF CONTENTS A.GS1 Related B.GS2 Related INTERNATIONAL RELATIONS 1. Britain clinches Brexit deal... View Article
State and prove Gauss Theorem in electrostatics
Gauss’s Theorem Statement: According to Gauss’s theorem the net-outward normal electric flux through any closed surface of any shape is... View Article
17 October 2019: PIB Summary & Analysis
Read the daily PIB update and stay up-to-date on current affairs for the UPSC exam. October 17th, 2019 PIB:-Download PDF Here Ex-Eastern... View Article
17 October 2019: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 17th October 2019. Important news and... View Article
Basic Structure Doctrine of Indian Constitution – Landmark Cases In Indian Polity
According to the Indian Constitution, the Parliament and the State Legislatures can make laws within their jurisdictions. The power to... View Article
17 Oct 2019: UPSC Exam Comprehensive News Analysis
October 17th, 2019 CNA:-Download PDF Here TABLE OF CONTENTS A.GS1 Related B.GS2 Related POLITY AND GOVERNANCE 1. Centre to issue... View Article
Types of Central Government Funds – Indian Polity
There are three types of funds of the Central Government – Consolidated Fund of India (Article 266), Contingency Fund of... View Article
16 October 2019: PIB Summary & Analysis
Read the daily PIB update and stay up-to-date on current affairs for the UPSC exam. October 16th, 2019 PIB:-Download PDF Here India... View Article
16 October 2019: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 16th October 2019. Important news and... View Article
16 Oct 2019: UPSC Exam Comprehensive News Analysis
TABLE OF CONTENTS October 16th, 2019 CNA:-Download PDF Here A.GS1 Related B.GS2 Related INTERNATIONAL RELATIONS 1. India’s share of river... View Article
15 October 2019: PIB Summary & Analysis
Read the daily PIB update and stay up-to-date on current affairs for the UPSC exam. October 15th, 2019 PIB:-Download PDF Here North... View Article
15 October 2019: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 15th October 2019. Important news and... View Article
What Is Optical Fiber?
We know that optical fibre has revolutionised the communication sector and made efficient data transmission possible. It consumes less power... View Article
Optics
Like all the different types of light, the spectrum of visible light is absorbed and emitted in the form of... View Article
