Resistance: Resistance of a conductor is the opposition offered by the conductor to the flow of current through it. Resistances are of two type fixed resistance and variable resistance. Reason of resistance: The resistance is due to collision of moving Read more
Potential Difference:Potential difference between two terminal of a conductor is the work done while carrying unit positive charge from one terminal to the other terminal. Unit of the potential difference is volt. V = W / Qor 1 V = Read more
प्राकृतिक आपदा पर निबंध प्रकृति द्वारा जो आपदा आती है वह बहुत ही भाया वह होती है । इसका आकार बहुत बड़ा होता है। अनेक आपदाओं में से बाढ़ और भूकंप बहुत बार होता रहता है। हाल ही में चेन्नई Read more
