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प्रश्न
An induction motor is a commonly used electrical machine. What examples of its use are given here?
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उत्तर
Induction motors are utilised in fans, air conditioners, sewing machines, cameras, power tools, automobiles, and even train and plane engines.
संबंधित प्रश्न
Write what is implied in the following sentence.
But few know his inspirational life story, which is all about courage and fighting against the odds.
(What does it tell you about Faraday’s life?)
Write what is implied in the following sentence.
People started telling Davy that of all his discoveries, the best was Faraday himself.
(What does it suggest about Davy’s work?)
Find out more about the following scientist with the help of the internet.
Michael Faraday
Find out more about the following scientist with the help of the internet.
Humphry Davy
Find out more about the following scientist with the help of the internet.
Thomas Edison
Choose any one machine or device and prepare a short note about it. It should include
- The structure of the device
- How it works (functions)
- A labelled diagram
- One or two lines about when and how it evolved.
Before you read further, guess what the passage is about.
What were the odds against Faraday in his childhood?
What is the meaning of:
Electricity became a lifelong fascination?
What was the subject of Davy’s lecture?
What actions and thoughts of Faraday show that he was inspired by Davy?
Why did Davy choose Faraday as his secretary?
Was Davy fair in his treatment of Faraday?
How did Faraday respond to that treatment?
What happens when an electric current is applied to a wire?
Give one example to show that Faraday was a good pupil.
Give one example to show that Davy was not a good mentor.
Guess the meaning of reverse engineer it.
Faraday kept a souvenir of his failure as a source of inspiration.
Write the idea behind an electrical generator.
Try out the experiment of the iron filings and the magnet.
epitomises: is a perfect example of.
Find the following matter in the passage and copy the missing word.
Davy never believed ______ science ______.
Find the following matter in the passage and copy the missing word.
People started telling Davy that ______ discoveries, ______.
Find the following matter in the passage and copy the missing word.
He handed him a piece of Bavarian glass, which ______ microscopes ______.
Now complete the following sentence using your own word.
One day he came across a book on ______.
Now complete the following sentence using your own word.
He decided that ______.
Now complete the following sentence using your own word.
People started telling ______ that ______.
