Language Development

Unit 4 Technology (Hyperloop) Class 12 English Exercise

In this blog post, you will find a comprehensive note on Unit 4 Technology (Hyperloop) for Class 12 English Exercise, including questions and answers, grammar, critical thinking, writing, and comprehensions.At the end including the Project Work . This note has been prepared by Edubook Ram Kumar Sah. We encourage you to share this article with your friends and anyone who may find it helpful. To stay updated with more study materials and updates for SEE, Class 11, Class 12, and entrance level notes, please follow "Edubook Ram Kumar Sah". Additionally, there are multiple-choice questions (MCQs) included in this note for your practice.

Summary of Unit 4 Technology

Hyperloop is a ground transportation system for passengers and cargo that uses low-pressure tubes to transport pods at ultra-high speeds, potentially up to 760mph. It is a new form of transport currently being developed by various companies, although the basic concept has been around for many years. The hyperloop is different from traditional rail in that the pods travel through low-pressure tubes to reduce friction and reach high speeds, and they are designed without wheels. While the earliest hyperloop was expected to be operational by 2020, most services are still in the trial phase. The technology is still in development. To float on air skis, using the same basic idea as an air hockey table, or use magnetic levitation to reduce friction.

The Hyperloop is a concept for high-speed transportation that involves the use of low-pressure or vacuum tubes to transport passenger pods or capsules. It is faster and cheaper to build than traditional high-speed rail and could potentially take the pressure off gridlocked roads. The concept was reignited in 2013 by Elon Musk, who proposed a modern system and cost estimate. In Musk's model, the capsules would travel through a tube that is partially or completely vacuum-sealed. The capsules would be levitated using air skis or magnetic levitation, and the tube would be powered by solar panels placed on the top of the tube. The passenger experience would be similar to that of riding in an elevator or a passenger plane, with gradual acceleration and deceleration. The technology and business models are still in development, and it is uncertain whether the Hyperloop will be successful.

A. Is the hyperloop the future of transportation or just a dream? What do you think? Justify your opinion with suitable reasons.

Answer: Hyperloop is a proposed mode of transportation that involves a sealed tube or system of tubes through which a pod-like vehicle travels using magnetic levitation or air pressure to reduce friction and increase speed. The idea was first proposed by Elon Musk in 2013, and several companies have since been developing prototypes and conducting feasibility studies.

One of the main advantages of hyperloop technology is its potential for high-speed travel. Hyperloop pods could reach speeds of up to 760 mph, making them much faster than current modes of transportation such as trains or airplanes. This would significantly reduce travel times, making it possible to travel long distances in a matter of hours rather than days. Additionally, hyperloop technology is more energy-efficient than other modes of transportation, which could have positive environmental implications.

However, there are also several challenges associated with the development and implementation of hyperloop technology. One of the biggest obstacles is the high cost of building the necessary infrastructure, which includes laying miles of vacuum-sealed tubes and installing complex propulsion and levitation systems. Another challenge is ensuring safety and reliability, as the technology is still in the early stages of development and has yet to be fully tested at scale. Finally, there are regulatory and legal hurdles that need to be addressed, as hyperloop transportation would require significant government and private investment and regulation.

In summary, while hyperloop technology has the potential to revolutionize transportation, there are significant challenges that need to be addressed before it can become a viable mode of transportation. As the technology continues to develop and more research is conducted, it will become clearer whether hyperloop is a dream or a practical solution for the future of transportation.

Project work

People have been using different technologies for a long to make their works easy. In our communities too, people used many traditional technologies which are no longer in practice. Meet some elderly people in your community and ask them about such technologies. Write a report and share it to the class.

Introduction: People have been using different technologies to make their work easier for centuries. However, with the advancement of technology, many traditional technologies are no longer in practice. In this project work, we will meet some elderly people in our community and ask them about such technologies.

Methodology: To gather information about traditional technologies, we decided to meet elderly people in our community. We formed a group of six students and divided ourselves into three pairs. Each pair was assigned a specific area of our community to visit.

We interviewed several elderly people who had firsthand experience with traditional technologies that are no longer in practice. We recorded their responses and took notes to compile a report.

Findings: We met several elderly people who shared their experiences with us. Some of the traditional technologies that they mentioned are as follows:

Oil lamps: Oil lamps were used before electricity became commonplace. They were used to light up homes during power outages or when there was no electricity. These lamps used kerosene oil, which was readily available at that time.

Hand-operated water pumps: Before electric water pumps were introduced, hand-operated water pumps were used to draw water from wells. These pumps were operated by hand and were commonly used in rural areas where electricity was not available.

Manual typewriters: Manual typewriters were used before computers became widespread. They were used by writers, journalists, and clerks to type letters, articles, and official documents. These machines required a lot of skill to operate, and mistakes were hard to correct.

Gramophones: Gramophones were used before radios and cassette players became common. They were used to play music records and were a popular source of entertainment. Gramophones required regular maintenance and were expensive to buy.

Conclusion:

In conclusion, people have been using different technologies to make their work easier for centuries. Traditional technologies that were once commonplace have now been replaced by more modern technologies. By meeting elderly people in our community, we learned about some traditional technologies that are no longer in practice. This project helped us to appreciate the advancements in technology that have made our lives easier today.