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Rajanish kumar prajapati Asked a Question
November 27, 2020 4:34 pmpts 30 pts
the speed at which the kinetic energy of an electron is equal to twist its rest energy is. (a)2×1.4/3c (b)1.41/3c (c)1.71/2c (d)c/2
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  • Ruby negi thankyou
    for doubt, u can ask .
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  • Ruby negi
    option a is correct
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  • Jishnu thankyou
    thus A is the correct
    • cropped186493115.jpg
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