Questions
The mass defect in a particular nuclear reaction is 0.3 grams. The amount of energy liberated in kilowatt hour is [Velocity of light = ]
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a
1.5×106
b
2.5×106
c
3×106
d
7.5×106
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Correct option is D
Δm=0.3×10−3kg E=Δmc2 =0.3×10−3×(3×108)2J =0.3×9×101336×105kwH =0.75×107 =7.5×106kwHSimilar Questions
1 g of hydrogen is converted into 0.993 g of helium in a thermonuclear reaction. The energy released is
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