Lakhmir Singh & Manjit Kaur - Physics

Book: Lakhmir Singh & Manjit Kaur - Physics

Chapter: 3. Sources of Energy

Subject: Physics - Class 10th

Q. No. 27 of Long Answer Type Questions-Pg-157

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27

How much is this energy in Me V? (Speed of light= 3 x 108 m/s)

The energy in MeV is given by:


(Since 1 MeV = 1.6 × 10–13 J)


= 2.8 × 1027 MeV


Chapter Exercises

Very Short Answer Type Questions-Pg-121
Very Short Answer Type Questions-Pg-130
Very Short Answer Type Questions-Pg-140
Very Short Answer Type Questions-Pg-148
Very Short Answer Type Questions-Pg-156
Very Short Answer Type Questions-Pg-161
Short Answer Type Questions-Pg-122
Short Answer Type Questions-Pg-131
Short Answer Type Questions-Pg-140
Short Answer Type Questions-Pg-148
Short Answer Type Questions-Pg-157
Short Answer Type Questions-Pg-161
Questions Based on High Order Thinking Skills (HOTS)-Pg-123
Questions Based on High Order Thinking Skills (HOTS)-Pg-132
Questions Based on High Order Thinking Skills (HOTS)-Pg-142
Questions Based on High Order Thinking Skills (HOTS)-Pg-150
Questions Based on High Order Thinking Skills (HOTS)-Pg-159
Long Answer Type Questions-Pg-122
Long Answer Type Questions-Pg-131
Long Answer Type Questions-Pg-141
Long Answer Type Questions-Pg-149
Long Answer Type Questions-Pg-157
Multiple Choice Questions (MCQs)-Pg-122
Multiple Choice Questions (MCQs)-Pg-131
Multiple Choice Questions (MCQs)-Pg-141
Multiple Choice Questions (MCQs)-Pg-149
Multiple Choice Questions (MCQs)-Pg-158
Multiple Choice Questions (MCQs)-Pg-161

More Exercise Questions

26

What is a nuclear reactor ? What is the fuel used in a nuclear reactor?
26

With the help of a labelled diagram, describe the working of a nuclear power plant.
26

How is the working nuclear reactor of a power plant shut down in an emergency?
26

Name five places in India where nuclear power plants are located
27

Differentiate between nuclear fission and nuclear fusion.
27

Which of the two, nuclear fission and nuclear fusion, is made use of:

(i) for the production of electricity?


(ii) for making a hydrogen bomb?
27

Which produces more energy: nuclear fusion or nuclear fission?
27

Calculate the energy released in joules when 5 g of a material is completely converted into energy during a nuclear reaction.
27

How much is this energy in Me V? (Speed of light= 3 x 108 m/s)

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