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    Chhaya Mehrotra
    Chhaya Mehrotra
    Asked: 3 years agoIn:

    Ram was a daily wage worker in a factory. He was suffering from Cancer. On hearing this, most of his co-workers, started avoiding him under the impression that it was a contagious disease. When Prof. Srivastava came to know about this, case, he took him to a leading radiologist, who examined him and told that it was at the beginning stage. He advised that it could be easily cured and also certified that it was not a communicable disease. After this, Ram was given proper treatment by the doctor and got cured completely.
    (1) What moral values did Prof. Srivastava display ?
    (2) How is mean life of a radioactive element related to its half life?
    (3) A radioactive sample has activity of 10,000 disintegrations per second after 20 hours . After next 10 hours, its activity reduces to 5,000 dps. Find out its half – life and initial activity.

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