• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar

ClearIAS

UPSC Coaching, Study Materials, and Mock Exams

Enroll in ClearIAS UPSC CoachingJoin Now Log In

Call us: +91-9605741000

  • Home
  • Guidance
    • How to Start?
    • UPSC Syllabus
    • UPSC Exam Eligibility
    • UPSC Age Calculator
    • UPSC Mentorship
    • UPSC FAQs
  • Courses
    • GS Full Syllabus
    • Optional
    • Module
    • Foundation
    • More Courses…
  • Test Series
    • Prelims Test Series
    • Mains Test Series
  • Coaching
    • UPSC Online Coaching
    • UPSC Offline Coaching
    • UPSC Demo Classes
  • Study Materials
    • Free Resources
    • Premium Resources
    • UPSC Books
    • UPSC PDFs
  • Blog
    • What’s New
    • ClearIAS Notes
    • Syllabus Decoded
  • Toppers
  • Login

Home » Archives for » Page 80

Swathi Satish: Author

Find out more about Swathi Satish, who is one of the experienced content creators at ClearIAS.

Critical Minerals

Last updated on July 10, 2024 by Swathi Satish

critical minerals

Critical minerals are essential for the manufacturing of high-tech products, renewable energy technologies, defense equipment, and various other industrial applications. Their importance has grown significantly in the context of the global push towards clean energy and technological innovation. Read … [Read more...] about Critical Minerals

Cross-Voting in Elections

Last updated on May 27, 2024 by Swathi Satish

cross-voting

Cross-voting in elections refers to a scenario where members of a political party or coalition vote against their party's directives or candidate preferences. Read here to learn more about it. The Rajya Sabha elections in the States of Uttar Pradesh, Himachal Pradesh, and Karnataka witnessed … [Read more...] about Cross-Voting in Elections

Leap Year: How does it work?

Last updated on March 2, 2024 by Swathi Satish

leap year

Leap years are a fascinating concept that intertwines astronomy, calendar history, and the human endeavor to synchronize our timekeeping with the Earth's journey around the Sun. Read here to learn more. 2024 is a leap year. Why do we have leap years? What is the significance of this … [Read more...] about Leap Year: How does it work?

Personal Laws in India

Last updated on November 10, 2024 by Swathi Satish

personal laws in India

Personal laws in India refer to the legal frameworks that apply to individuals based on their religion or community in matters of marriage, divorce, inheritance, adoption, and maintenance. Read further to understand the aspects of the personal laws in India. India is a diverse country with a rich … [Read more...] about Personal Laws in India

CV Raman: The Visionary Scientist

Last updated on March 11, 2024 by Swathi Satish

CV Raman

Sir Chandrasekhara Venkata Raman, more commonly known as CV Raman, was a pioneering Indian physicist whose work in the field of light scattering earned him the 1930 Nobel Prize in Physics. Read here to learn more about his life. National Science Day is celebrated in India on February 28th every … [Read more...] about CV Raman: The Visionary Scientist

Battery Energy Storage System (BESS)

Last updated on February 6, 2026 by Swathi Satish

Battery Energy Storage systems

Battery Energy Storage Systems (BESS) represent a critical technology in the modern energy landscape, pivotal for enhancing the efficiency and reliability of the power grid and facilitating the integration of renewable energy sources. Read here to learn more about BESS. India has set a target to … [Read more...] about Battery Energy Storage System (BESS)

Demonetisation

Last updated on March 11, 2024 by Swathi Satish

demonetisation

Demonetisation refers to the act of stripping a currency unit of its status as legal tender, meaning the currency cannot be used to pay for goods and services. Read here to learn more. On November 8, 2016, the government of India announced a sudden and unexpected demonetisation of two of its … [Read more...] about Demonetisation

Household Consumption Expenditure Survey (HCES)

Last updated on February 25, 2024 by Swathi Satish

Household Consumption Expenditure Survey (HCES)

The Household Consumption Expenditure Survey (HCES) in India, conducted by the National Statistical Office (NSO), is a critical source of data that provides insights into the spending patterns of Indian households. Read here to learn more about it. This survey, also known as the Consumer … [Read more...] about Household Consumption Expenditure Survey (HCES)

Bitcoin Halving

Last updated on February 24, 2024 by Swathi Satish

bitcoin halving

Bitcoin halving is a significant event in the cryptocurrency world that directly impacts the number of new bitcoins generated and rewarded to miners for validating transactions and securing the Bitcoin network. Read here to learn more about it. This event occurs approximately every four years, or … [Read more...] about Bitcoin Halving

Venture Capital

Last updated on February 24, 2024 by Swathi Satish

venture capital

Venture capital is a type of funding that provides funds to start-ups or, emerging companies in exchange for equity. Read here to learn about venture capital and venture debt. Venture capital (VC) refers to a type of private equity financing that venture capital firms or funds offer to startups, … [Read more...] about Venture Capital

  • « Go to Previous Page
  • Page 1
  • Interim pages omitted …
  • Page 78
  • Page 79
  • Page 80
  • Page 81
  • Page 82
  • Interim pages omitted …
  • Page 153
  • Go to Next Page »

Primary Sidebar

YOUR STARTING POINT

ClearIAS Full-Syllabus GS Course

Covers General Studies of Prelims, Mains, and Interview. Also includes NCERT Fundamentals, CSAT, Essay, and Current Affairs.

UnbeatableRecorded Online Classes₹49,999 UltimateLive Online Classes ₹59,999 TopmostOffline Classroom Program₹89,999
Compare Courses, Years, & Fees → Need help choosing? Talk to ClearIAS ↗ Displayed fees are for the 2027 batch. ClearIAS also offer courses for aspirants preparing for UPSC CSE 2028, 2029, 2030, and 2031.
START WITH THE RIGHT RESOURCE

UPSC Essentials

Understand the exam, organise your preparation and move from syllabus to study, revision and practice.

How to Start UPSC Preparation UPSC Syllabus & Exam Pattern Syllabus Decoded: Topic-wise Notes Free UPSC Study Materials UPSC Previous Year Questions Current Affairs UPSC Book List
Exam tools
UPSC Eligibility & Attempts UPSC Age Calculator
CLEARIAS LEARNING LIBRARY

Explore UPSC Study Topics

Browse subject-wise notes, exam-stage resources, mock tests and UPSC guidance.

Popular study areas
Current Affairs Notes Indian Polity Notes Indian History Notes Geography Notes Economics Notes Environment Notes Science & Technology Notes CSAT Notes
More Subject-wise Notes
World History Notes Indian Society Notes Foreign Relations Notes International Affairs Notes Internal Security Notes Disaster Management Notes Ethics Notes
UPSC Exam Stages & Practice
UPSC Prelims UPSC Mains UPSC Interview Prelims Mock Tests Mains Mock Tests UPSC Syllabus — Subject-wise
Guidance, Updates & Insights
UPSC Exams UPSC Coaching Insights UPSC Toppers UPSC Books Review ClearIAS Announcements
View the complete ClearIAS sitemap →
FIND YOUR NEXT STEP

Where Are You in Your UPSC Journey?

Go directly to resources that match your present stage of preparation.

I’m just starting Understand the exam and build a practical preparation roadmap. I’m preparing for Prelims Objective-stage strategy, concepts, revision and practice. I’m preparing for Mains Answer writing, GS papers, Essay and descriptive preparation. I’m preparing for Interview Personality Test guidance, questions and interview preparation.
EVALUATE CLEARIAS

Decide with Evidence

Review the teaching, ClearIAS background and published testimonials before choosing paid support.

  • Watch actual public demo classes.
  • Read testimonials from successful UPSC candidates.
  • Learn about the ClearIAS story, mission and media coverage.
Read UPSC Toppers’ Testimonials → About ClearIAS →
LEARN ON MOBILE

Study with ClearIAS on the Go

Access ClearIAS classes, learning resources and preparation tools from your phone or tablet.

Explore ClearIAS Apps →
Google Get ClearIAS updates: Add ClearIAS (clearias.com) as preferred source on Google Add →
TRY BEFORE YOU ENROL

Watch ClearIAS Classes Free

Evaluate teaching clarity, conceptual depth, exam relevance and the ClearIAS learning approach before choosing a course.

Watch Free Demo Classes → Read UPSC toppers’ testimonials → Public demo classes can be watched without paying a course fee.

ClearIAS Classes App

ClearIAS UPSC CSE Courses for IAS, IPS, or IFS Aspirants

Full-Syllabus Courses | Optional Courses | Module Courses | Foundation Courses | Test Series

Explore Courses

  • Home
  • Prelims cum Mains
  • Prelims Test Series
  • Mains Test Series
  • CSAT
  • Current Affairs
  • Blog

UPSC Online Preparation

  • Union Public Service Commission (UPSC)
  • Indian Administrative Service (IAS)
  • Indian Police Service (IPS)
  • IAS Exam Eligibility
  • UPSC Free Study Materials
  • UPSC Exam Guidance
  • UPSC Prelims Test Series
  • UPSC Syllabus
  • UPSC Online
  • UPSC Books
  • UPSC Prelims
  • UPSC Mains
  • UPSC Interview
  • UPSC Toppers
  • UPSC Previous Year Qns
  • UPSC Age Calculator
  • UPSC Calendar 2027

ClearIAS

  • About ClearIAS
  • ClearIAS Programs
  • ClearIAS Fee Structure
  • IAS Coaching
  • UPSC Coaching
  • UPSC Online Coaching
  • ClearIAS Blog
  • Important Updates
  • Announcements
  • Book Review
  • ClearIAS App
  • Sitemap
  • Work with us
  • Advertise with us
  • Privacy Policy
  • Disclaimer
  • Terms and Conditions

Contact Us

  • Talk to Your Mentor
  • Contact Us
FacebookXYouTubeTelegramInstagramEmailLinkedIn

Featured on

ClearIAS Featured in The Hindu
ClearIAS Featured in the Times of India
ClearIAS Featured in the New Indian Express
ClearIAS Featured in the Yourstory

and many more...

Copyright © - ClearIAS.com | Organisation Code: zcpjt