NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
A TRULY BEAUTIFUL MIND
👉Click here for the Summary of A TRULY BEAUTIFUL MIND
Q. 2. Who had these opinions about Einstein?
(i) He was boring.
(ii) He was stupid and would never succeed in life.
(iii) He was a freak.
Ans. (i) His playmates.
(ii) A headmaster.
(iii) His mother.
Q. 3. Explain what the reasons for the following are.
(i) Einstein leaving the school in Munich for good.
(ii) Einstein wanting to study in Switzerland rather than in Munich.
(iii) Einstein seeing in Mileva an ally.
(iv) What do these tell you about Einstein?
Ans. (i) Einstein left the school in Munich because he did not like the discipline of the school. He hated the school's regimentation and often clashed with teachers.
(ii) Albert's parents moved to Milan and left their son with relatives. After prolonged discussion, Einstein got his wish to continue his education in German-speaking Switzerland.
(iii) Einstein saw in Mileva Marie an ally against the "Philistines"—those people in his family and at the university with whom he was constantly at odds. He found that she was a "clever creature".
(iv) These tell that Einstein was a genius and had the capabilities to achieve his targets. He knew how to achieve greatness in the world of science and technology.
Q. 4. What did Einstein call his desk drawer at the patent office? Why?
Ans. Einstein called his desk drawer at the patent office the "bureau of theoretical physics". Einstein was actually developing his own ideas in secret and his drawer had all the evidences which could reveal the secret.
Q. 5. Why did Einstein write a letter to Franklin Roosevelt ?
Ans. With the emergence of Nazis in Germany. Einstein emigrated to the United states. It was the fact that the Nazis had the ability to develop the atomic bomb. It could destroy the whole world. So he warned Franklin D. Roosevelt in his letter.
Q. 6. How did Einstein react to the bombing of Hiroshima and Nagasaki ?
Ans. The atomic bomb devastated the Japanese cities of Hiroshima and Nagasaki. He was deeply shaken by the extent of the destruction and wrote a public missive to the United Nations.
Q. 7. Why does the world remember Einstein as a 'world citizen'?
Ans. The world remembers Einstein as a 'world citizen' because he believed in universal Peace. When there was the rat race for becoming atomic power, he was worried about the aftermaths of the bomb. He was really a world citizen who was concerned to humanity.
NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
I. SHORT ANSWER TYPE QUESTIONS
Q. 1. Why didn't Einstein's playmates like him?
Ans. When Einstein was two-and-a-half years old, he still wasn't talking. When he finally learnt to speak, he spoke everything twice. His playmates called him 'Brother Boring'. So Einstein played by himself much of the time.
Q. 2. What was the headmaster's opinion about Einstein?
Ans. During childhood, Einstein was sent to school. There he failed to show any sign of progress in his studies. The headmaster too had a poor opinion of him. He told Einstein's father that he would never make a success at anything. .
Q. 3. Why did Einstein leave school for good?
Ans. Einstein was not a bad pupil. He went to High School in Munich. When he was 15 months old his family had moved there. He scored good marks in almost every subject. But he hated the school's regimentation. He often clashed with his teachers. At the age of 16, he felt so stifled that he left school forever.
Q. 4. Why did Einstein have special interest in Mileva Marie?
Q. 5. What was Einstein's Theory of Relativity?
Ans. According to Einstein's Special Theory of Relativity, time and distance were not absolute. In fact, two perfectly accurate clocks will not continue to show the same time if they come together again after a journey if one of them had been moving very fast relative to the other.
Q. 6. Why was Einstein's mother against his marriage with Mileva?
Ans.. Albert wanted to marry Mileva right after finishing his studies. But his mother was against it. She thought Mileva, who was three years older than Einstein, was too old for him. She was also bothered by Mileva's intelligence. Einstein's mother said, "she is a book like you." Einstein put the wedding off.
NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
II. LONG ANSWER TYPE QUESTIONS
Q. 1. 'Einstein was deeply shaken by the extent of the destruction’? What kind of destruction had shaken Einstein ?
Ans. The Americans developed the atomic bomb in a secret project and dropped on the two major cities of Japan i.e. Hiroshima and Nagasaki in August 1945. Einstein knew the aftermaths of dropping the atomic bomb. So he warned the American President Franklin Roosevelt in 1939. But he did not heed his advice and decided to devastate Japan and humanity at large. Einstein was a scientist who wanted that science should be used for the welfare of the society and not to destroy mankind. Killing of human beings using the modern scientific technology was considered a sin. So he felt moved and that destruction shook him. It made him write a public missive to the United Nations.
Q. 2. Describe Albert Einstein's childhood.
Ans. Albert Einstein was born on 14 March 1879 in the German city of Ulm. At the age of two-and-a-half, Einstein did not start speaking. When he finally did learn to speak, he uttered everything twice. He did not know what to do with other children and his playmates called him "Brother Boring". He loved mechanical toys. Einstein did not get appreciation from his teachers. A headmaster told his father he would not succeed in any field. He was a talented violinist and maintained this skill throughout his life. When Einstein joined a school in Munich, he did well in studies. But he hated the school's regimentation and left the school at the age of 15. Einstein was highly gifted in Mathematics and interested in Physics.
Q. 3. How and when did Einstein fall in love with Mileva Marie? What were the reasons of their incompatibility of marriage?
Ans. Mileva Marie was a student who came to Switzerland to pursue her studies at the University in Zurich. Einstein found her to be a clever creature. He saw in her an ally against the "Philistines"—those people in his family and at the university he was constantly at odds. She was intelligent and ambitious. They married in January 1903 and had two sons. But a few years later, the marriage faltered. Mileva lost her intellectual ambition and became an unhappy housewife. They kept fighting with each other and consequently the couple finally divorced in 1919. Einstein was interested in scientific research and married her because she was intelligent. But her indifferent attitude towards new things made him lose his self-control.
4. Albert Einstein is called a scientific genius. Write down his achievements and comments on his genius.
Ans. Einstein did not prove a good student when he was quite young. But he was interested in physic. He was also highly gifted in mathematics. He worked as a technical expert in the patent office in Bern. There he was developing his own ideas in secret. He jokingly called his desk the "bureau of theoretical Physics.” In 1905, one of his famous papers was ‘Special Theory of Relativity’. In 1919, his theory of gravity was proved right. He was now called a scientific genius. He was awarded Nobel Prize in 1921 for physics.
NCERT Solution for Class 9 English Chapter 4 A TRULY BEAUTIFUL MIND
Einstein was highly gifted in mathematics and had keen interest in physics. He decided to study at the university of Zurich. There he developed an interest in Mileva Maric, his classmate. At the age of 21, he graduated from the university. In 1902, he joined patent office in Bern. While he was supposed to assess other people's investigation, he secretly developed his ideas.
He gave his famous theory, `Special Theory of Relativity'. He finally married Mileva in 1903 and had two sons. But after years of constant fighting, the couple divorced in 1919. Einstein married his cousin Elsa the same year. He received Nobel Prize in Physics in 1921.
When the world war broke out, he warned the authorities against the nuclear bomb. Still, the United States developed this bomb and used it at Japanese cities of Hiroshima and Nagasaki in August 1945. Einstein was deeply shaken by the extent of the destruction. He used his popularity to campaign for peace and democracy. He is remembered as a world citizen and a scientific genius today.