I HAVE LEARNED …!!!
I have learned to be kind From the unkind I have learned to forgive From the unforgiving I have learned … Honesty From the dishonest I have learned hope From the hopeless I have learned peace From the Violent I have learned to desire From the desireless I have learned to be free From the prisoner
-Harita XI A
DOPPLER` S EFFECT
Hello friends today I’ m going to make you know about a very interesting law which we all observe in our day to day life. You all are familiar with the whistling sound of a train. Have you ever observed it, that when the train is at some distance the whistling sound of a train is low but while it approaches us, its whistling sound gradually increases. This is Doppler`s Effect.
I will explain with an example. In the above picture, a train is moving between two stations. Let us call the left station as station 1 and the right
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