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Physics - Modern Physics Question with Solution | TestHub

PhysicsModern PhysicsMiscellaneousEasy2 minPYQ_2020

PhysicsEasysingle choice

If in nuclear fission, a piece of uranium of mass $5 .0 g$ is lost, the energy obtained in $kWh$ is

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Answer:

Solution:

$E = Δ m c^{2}$

$= 0.5 \times 10^{- 3} \times {(3 \times 10^{8})}^{2}$

$= 4.5 \times 10^{13}$

$E = \frac{4.5 \times 10^{13}}{3.6 \times 10^{6}}$

$= 1 .25 \times 10^{7} kWh$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Modern PhysicsSubtopic:Miscellaneous

⏱ 2mℹ️ Source: PYQ_2020

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