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Question : 23
Total: 26
SECTION -D
Asha's mother read an article in the newspaper about a disaster that took place at Chernobyl. She could not understand much from the article and asked a few questions from Asha regarding the article. Asha tried to answer her mother's questions based on what she learnt in Class XII Physics.
(a) What was the installation at Chernobyl where the disaster took place? What, according to you, was the cause of this disaster?
(b) Explain the process of release of energy in the installation at Chernobyl.
(c) What, according to you, were the values displayed by Asha and her mother?
Solution:
(a) Name of the installation, the cause of disaster
(b) Energy release process
(c) Values shown by Asha and mother
(a) (i) Nuclear Power Plant 'Set-up' for releasing Nuclear Energy/Energy Plant
(Also accept any other such term)
(ii) Leakage in the cooling unit/Some defect in the set up.
(b) Nuclear Fission/Nuclear Energy Break up (Fission) of Uranium nucleus into fragments
(c) Asha: Helpful, Considerate, Keen to Learn, Modest
Mother: Curious, Sensitive, Eager to Learn, Has no airs
(Any one such value in each case)
(b) Energy release process
(c) Values shown by Asha and mother
(a) (i) Nuclear Power Plant 'Set-up' for releasing Nuclear Energy/Energy Plant
(Also accept any other such term)
(ii) Leakage in the cooling unit/Some defect in the set up.
(b) Nuclear Fission/Nuclear Energy Break up (Fission) of Uranium nucleus into fragments
(c) Asha: Helpful, Considerate, Keen to Learn, Modest
Mother: Curious, Sensitive, Eager to Learn, Has no airs
(Any one such value in each case)
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