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Lack of transparency in electoral funding, Rivers as a Living being, Current Affairs – 27th March, 2017

Lack of transparency in electoral funding Introduction Elections are the heart of a democracy. They are fundamental to have continued trust of people with the popular assent being reflected in a free and fair manner. Electoral funding is a crucial issue and has been debated since [...]

Compulsive Patent Hoarding, Tolerance as a duty, Current Affairs – 24th March, 2017

Compulsive Patent Hoarding Introduction Patents have been seen as a measure of research and design modalities. Off late there has been a rush towards hoarding patents and that has created cost on tax payers money. Hence there are concerns on the methodologies of the same. The [...]

[ML16] Mains Revision & Answer Writing: Urban Floods, SENDAI Framework for Disaster Risk Reduction, Kigali Summit on HFC, India a Rejectionist Power

Prologue ML16/GSM1- Urban Flood: problem, remedies, Chennai Floods (2015) ML16/GSM3- SENDAI Framework for Disaster Risk Reduction (2015-30) ML16/GSM3: Pollution- Kigali Amendment, Rejectionist Power? Prologue Continuation of lecture series for Mains-2016 revision and answer writing. Only selected topics will be covered with full length discuss on [...]

[Answerkey] UPSC Prelim-2016: Polity, Science-Tech MCQs Solved with explanations for all CSAT Sets A, B, C and D

Science-Tech: Compared to Last year Road-ahead for Science-Tech preparation Sci-Tech: ICT related Sci-Tech: Space Mission Sci-Tech: Medicine Related Polity: Compared to last year Road ahead for Polity Polity: The Union & Parliament Polity: State and Local Administration Polity: Yearbook and Misc. Type Science-Tech: Compared [...]

[Answerkey] UPSC Prelim-2016: Environment, Agriculture, Geography, Flora-Fauna, Summits, with Explanations for all CSAT Sets A, B, C and D

Environment Biodiversity compared to last year UPSC Road ahead for Environment, biodiversity Conclusion: 2016 GS Paper- overall current and toughness Environment: International Treaties / Org: 10 MCQs Environment: National Schemes/Yearbook type: 6 MCQs Environment: Flora-Fauna: 5 MCQs Geography and Agriculture compared to last [...]

[Answerkey] UPSC CSAT GS Prelim 2016: Economy MCQs solved for all SETS (A,B,C,D) with explanations

Economy: Compared to last year’s Prelim Road Ahead Economy for Prelims GS Pillar#1: Banking-Finance Pillar#2: Budget, Fiscal Policy Pillar#3: Balance of Payment (BoP), International Economics Pillar#4: Sectors of Economy Pillar#5: Infrastructure Pillar#6: HRD/ Assorted Yearbook Economy: Compared to last year’s Prelim 2015 2016 Meaning of BASEL norms. Meaning/purpose [...]

Common Emitter Amplifier Maximum Efficiency of Class A Amplifiers

Common Emitter Amplifier Maximum Efficiency of Class A Amplifiers Transformer Coupled Loads We discussed using transistors as switches in the last lecture. Amplifiers are another extremely important use for transistors. Two types of transistor amplifiers are used in the NorCal 40A: 1. Linear amplifier – Called [...]

Graphical Analysis of a BJT

We can use graphical analysis to approximately analyze the response of simple transistor amplifier circuits. This technique is primarily useful to develop physical insight. Consider once again the “conceptual BJT amplifier” circuit: Similar to the analytical solution, there are two primary steps to the graphical [...]