Lakhmir Singh & Manjit Kaur - Physics

Book: Lakhmir Singh & Manjit Kaur - Physics

Chapter: 3. Sources of Energy

Subject: Physics - Class 10th

Q. No. 50 of Questions Based on High Order Thinking Skills (HOTS)-Pg-159

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50

Explain why, in a nuclear reactor, the chain reaction stops if the control rods are fully inserted into the graphite.

In a nuclear reactor, the chain reaction stops if the control rods are fully inserted into the graphite because the control rods absorb all the neutrons, and hence stopping the nuclear chain reaction.


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

46

A nuclear reaction is represented by the following equation:


(a) Name the process represented by this equation and describe what takes place in this reaction.


(b) Identify the particle c and the number x of such particles produced in the reaction.


(c) What does E represent?


(d) Name one installation where the above nuclear reaction is utilized.


(e) What type of bomb is based on similar type of reactions?
47

A nuclear reaction is represented by the equation :


(a) Name the process represented by this equation and describe what happens during this reaction.


(b) Identify the particle c and the number x of such particles produced in the reaction.


(c) What does E represent?


(d) State two conditions under which such a reaction takes place.


(e) What type of nuclear bomb is based on similar reactions ?
48

The mass numbers of four elements A, B, C and Dare 2, 20, 135 and 235, respectively. Which one of them will be most suitable to make:

(i) an atom bomb, and


(ii) a hydrogen bomb?
49

A nuclear power plant is working normally. What would you do it the reactor core suddenly got too hot?
49

A nuclear reactor has half the length of all its control rods inserted in graphite. What must be done so that the reactor produces more heat? Explain your answer.
50

Explain why, in a nuclear reactor, the chain reaction stops if the control rods are fully inserted into the graphite.

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