Ticker

6/recent/ticker-posts

【⚠️】Unit 4 Technology Hyperloop Exercise Questions and Answers Class 12

Unit 4 Technology Hyperloop Exercise                         Questions and Answers Class 12 

Working with words

A. Choose the correct words from the box to complete the following sentences.

freight, levitation, gridlock, pneumatic, predecessor, envisioned, equivalent, subsonic, turbulence, deceleration.

a. I think that covering up the facts is ........................ to lying really.

b. If there is not a substantial move to public transport, we will have ........................ and the whole regeneration will not work.

c. Each new leader would blame his ............... for all the evils of the past.

d. We have, in fact, .................. a better world and have made it happen.

e. The main linear actuators of the ........................ systems are cylinders.

f. The barrel was short and the bullet emerged at ........................ speed.

g. The city is said to receive two-fifths of the total........................delivered in the country.

h. It would still take four hours to get down, in a spiral of ........................ .

i. Apparently, the magician will be doing some ........................ on the stage tomorrow.

j. We might be experiencing some ........................ on this flight due to an approaching electrical storm.


B. Add three more words that are formed with the following prefixes.

a. hyper- : hyperloop, ................., ................., .................

b. ultra- : ultrahigh, ................., ................., .................

c. up-: uphill, ................., ................., .................

d. over-: overcoming, ................., ................., .................

e. multi-: multibillion, ................., ................., .................


Comprehension

Answer the following questions.

a. What is a hyperloop? How does it work?

b. How is hyperloop more beneficial than the traditional trains?

c. Does hyperloop have a successful history? How?

d. Write the contributions of Robert Goddard and Elon Musk for the development of hyperloop.

e. What relation does speed have with air resistance? Explain.

f. What are hyperloop capsules compared with? How are they similar?

g. How do the passengers feel while travelling via hyperloop? What will be done to make it luxurious?

h. Why does the writer doubt about the success of hyperloop? What does the success depend on?


Critical thinking

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

b. The number of private vehicles is increasing day by day in Nepal beyond the capacity of our infrastructure. What do you think should be done to curb the ever-growing number of private vehicles? Discuss.


Writing

B. Suppose you are the General Manager of Nepal Airlines. Issue a press release on behalf of the airlines about the cancellation of flights to the mountain regions due to the poor weather condition.


Grammar

Subject verb agreement

A. Study the following examples.

a. Neither she nor I am guilty.

b. I am not sure whether you or he has created the trouble.

c. Either the students or their English teacher is responsible for the misinformation.

d. Neither boiling of water with the express purpose of destroying bacteria and other parasites nor other purification methods were employed in Western civilizations.


B. Rewrite the following sentences with the correct form of the verbs in the brackets.

a. The invitation is for one person. I don’t mind whether you or she (come) to the party.

b. Neither the MPs nor the Prime Minister (have) felt regret for the party split.

c. I don’t care whether he or she (win) the lottery.

d. Either the Kantipur or the Republica (be) used for the advertisement.

e. She speaks in a strange accent. Neither I nor my sister (understand) her.

f. I forgot whether the singers or the actress (be) given the Film Fair Award last year.

g. Neither the tracksuit nor the pajamas (fit) me perfectly.

h. Neither the gas fire nor the electric heaters (be) suitable for room heating.


C. This passage contains the agreement errors. Correct the subjects or verbs that don’t agree with each other. Remember to use present tense in your corrections.

Within the state of Arizona, Rob, along with his family, move frequently, from city to city. After his arrival, one of his first tasks are to find an apartment close to work as he do not have a car. Usually, there is many different places to choose from, and he consider cost, location, and luxury. If one apartment has a washing machine and dryer and cost four hundred dollars a month, he prefer to rent it over another apartment which have significantly less rent located two blocks from a Laundromat. Rob's family never wants to live in an apartment on the thirteenth floor since all of them fears heights. He also try to choose an apartment with landlords recommended by former tenants. Everybody know that it is important to find a responsible landlord. Rob and his wife loves to cook together when both is free, so he need a spacious, well-equipped kitchen. Rob often also look for a place with an air conditioner because there is so many scorching days and nights in Arizona. Whenever Rob find a new apartment, all of his concerns disappears. He feel relieved and call his mother. Someone understands!

Post a Comment

0 Comments