Green energy, its Types, and its benefits Tnpsc

Green energy, its Types, and its benefits Tnpsc

Green Energy Green Energy is an energy that is generated from natural resources such as Water, Wind, Waves, Sunlight, Volcanic Hot Spots, etc. Green energy is produced from renewable resources and also non polluting in nature. Green Energy is those that use resources that are constantly being replenished such as Hydro Power, Wind Power, or … Read more

Current events for Tnpsc Exam

The best way to prepare for Current Affairs is to read the newspaper daily. The main section to read is Editorial Section is Hindu Paper. Also, see Sansad TV, daily for current happenings in Lok Sabha and Rajya Sabha. Also, I’ll list down some famous and must-read books for current affairs. India 2021 – It … Read more

Tnpsc Group 2 Syllabus 2022 and Study Material

UNIT-I: GENERAL SCIENCE (i) Scientific Knowledge and Scientific temper – Power of Reasoning– Rote Learning Vs Conceptual Learning – Science as a tool to understand the past, present, and future. (ii) Nature of Universe – General Scientific Laws – Mechanics – Properties of Matter, Force, Motion and Energy – Everyday application of the basic principles … Read more

The Best book for World Physical Geography Upsc

The Best book for World Physical Geography

If you want to understand better World Physical Geography for your department or competitive exams, then you need to take the help of good geography books to understand the concepts and revise well. To help you get better marks in Geography here is a popular list of geography books that are available on Amazon. 1. … Read more

Armed Forces Special Powers Act Upsc

Armed forces (Special Powers Act) It is stringent law that allows the armed forces to use maximum powers in certain regions which are declared as “Disturbed”. Disturbed area When a state or part of it is at continued unrest such as cases of militancy and insurgency and especially its borders are threatened. By Act 7 … Read more

Ukraine Russia conflict summary Upsc

Ukraine Russia conflict summary Upsc

Ukraine Russia conflict summary A Small region in eastern Ukraine known as Donbas adjoins the Russian border. This region has frequent Military conflicts. In region was incorporated into the newly created Ukrainian People’s Republic in 1918, after the fall of the Russian Empire. After this Bolsheviks were fighting the civil war against the remnants of … Read more

Activity to verify laws of reflection

Light Introduction Light is a kind of energy and electromagnetic waves. Optics is a science branch that deals with features and uses of light. Ray optics or geometrical optics is the branch of optics that treat light as rays. Wave optics is the branch of optics where the wave nature of light is considered. Reflection … Read more

Types of radio modulation

Modulation Transmission of data for short ranges does not need any complex procedures. Example an audio frequency of range 20 to 20,000 Hz when transmitted over long distances some techniques are used to transmit the information without any loss. “For long-distance broadcast, the low-frequency baseband signal (input signal) is superimposed onto a high-frequency radio signal … Read more

Electromagnetic waves in free space: Ground, Sky, and Space Wave Propagation

The modulated signal is transmitted by the antenna. It is received at the other end.  2kHz to 400 GHz Frequencies are transmitted with wireless communication. While the signal travels from the transmitter to the receiver, the strength of the electromagnetic wave keeps decreasing. Three modes by which EM waves are transmitted. They are: Ground wave … Read more

* * All the Notes in this blog, are referred from Tamil Nadu State Board Books and Samacheer Kalvi Books. Kindly check with the original Tamil Nadu state board books and Ncert Books.