Categorized as: class-11-physics-unit-1

It is more important to have beauty in the equations of physics than to have them agree with experiments”. The great British physicist P. A. M. Dirac held this view. Criticize this statement. Look out for some equations and results in this book which strike you as beautiful. | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.14:-  “It is more important to have beauty in the equations of physics than to have them agree with experiments”. The great British physicist P. A. M. Dirac held this…

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Though the law gives women equal status in India, many people hold unscientific views on a woman’s innate nature, capacity and intelligence, and in practice give them a secondary status and role. Demolish this view using scientific arguments, and by quoting examples of great women in science and other spheres; and persuade yourself and others that, given equal opportunity, women are on par with men. | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.13:- Though the law gives women equal status in India, many people hold unscientific views on a woman’s innate nature, capacity and intelligence, and in practice give them a secondary status…

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India has had a long and unbroken tradition of great scholarship — in mathematics, astronomy, linguistics, logic and ethics. Yet, in parallel with this, several superstitious and obscurantist attitudes and practices flourished in our society and unfortunately continue even today — among many educated people too. How will you use your knowledge of science to develop strategies to counter these attitudes ? | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.12:- India has had a long and unbroken tradition of great scholarship — in mathematics, astronomy, linguistics, logic and ethics. Yet, in parallel with this, several superstitious and obscurantist attitudes and…

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Attempt to formulate your ‘moral’ views on the practice of science. Imagine yourself stumbling upon a discovery, which has great academic interest but is certain to have nothing but dangerous consequences for the human society. How, if at all, will you resolve your dilemma? | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.10:- Attempt to formulate your ‘moral’ views on the practice of science. Imagine yourself stumbling upon a discovery, which has great academic interest but is certain to have nothing but dangerous…

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It is often said that the world is witnessing now a second industrial revolution, which will transform the society as radically as did the first. List some key contemporary areas of science and technology, which are responsible for this revolution. | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.8:- It is often said that the world is witnessing now a second industrial revolution, which will transform the society as radically as did the first. List some key contemporary areas…

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The industrial revolution in England and Western Europe more than two centuries ago was triggered by some key scientific and technological advances. What were these advances ? | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.7:- The industrial revolution in England and Western Europe more than two centuries ago was triggered by some key scientific and technological advances. What were these advances ?   Answer: Some…

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No physicist has ever seen an electron. Yet, all physicists believe in the existence of electrons. An intelligent but superstitious man advances this analogy to argue that ‘ghosts’ exist even though no one has seen one. How will you refute his argument? | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.5:- No physicist has ever “seen” an electron. Yet, all physicists believe in the existence of electrons. An intelligent but superstitious man advances this analogy to argue that ‘ghosts’ exist even…

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Though India now has a large base in science and technology, which is fast expanding, it is still a long way from realizing its potential of becoming a world leader in science. Name some important factors, which in your view have hindered the advancement of science in India. | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.4:- Though India now has a large base in science and technology, which is fast expanding, it is still a long way from realizing its potential of becoming a world leader…

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Politics is the art of the possible. Similarly, Science is the art of the soluble. Explain this beautiful aphorism on the nature and practice of science. | Learn NCERT solution | Education portal Class 11 Physics Part I | Study online Unit-1 Physical World

Q.3:- “Politics is the art of the possible”. Similarly, “Science is the art of the soluble”. Explain this beautiful aphorism on the nature and practice of science.   Answer: In politics,…

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