Question
Medium
Solving time: 4 mins
How long can an electric lamp of 100 W be kept glowing by fusion of 2.0 kg of deuterium? Take the fusion reaction as :
.
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Text solutionVerified
Number of atoms in 2 kg deuterium =
Energy released when 2 atoms fuse =
Thus, total energy released = .
Energy consumed by bulb per second=.
Thus, time for which the bulb glows = .
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Question Text | How long can an electric lamp of 100 W be kept glowing by fusion of 2.0 kg of deuterium? Take the fusion reaction as : . |
Updated On | Sep 7, 2023 |
Topic | Nuclei |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 Video solution: 21 |
Upvotes | 2234 |
Avg. Video Duration | 8 min |