September 2021 - Engineer Simple

September 2021

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Stabilisation

Stabilisation   The collector current in a transistor changes rapidly when. (i) the temperature changes, (ii) the transistor is replaced by ...

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Transistor Biasing

Transistor Biasing     Transistor biasing-It has formerly been bandied that for faithful modification, a transistor amplifier must satisfy t...

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Faithful Amplification

Faithful Modification     The process of raising the strength of a weak signal without any change in its general shape is known as faithful ...

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Transistor Testing

Transistor Testing     Transistor Testing-An ohmmeter can be used to check the state of a transistor i.e., whether the transistor is good or...

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Operating Point

Operating Point      The zero signal values of I C and V CE are known as theoperating point. It is call operating point because the variat...

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Transistor Action

Transistor Action     The emitter-base junction of a transistor is forward biased whereas collector-base junction is reverse biased. If for ...

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Transistor

Transistor     A transistor consists of two pn junctions formed by *sandwiching either p-type or n-type semiconductor between a pair of oppo...

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Shockley Diode

Shockley Diode     Named after its inventor, a Shockley diode is a PNPN device having two terminals as shown in Fig. 1 (i). This *device act...

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Application of Varactor Diode

Application of Varactor Diode     A junction diode which acts as a variable capacitor under changing reverse bias is known as avaractor diod...

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Varactor Diode

Varactor Diode     A junction diode which acts as a variable capacitor under changing reverse bias is known as avaractor diode.When a pn jun...

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Our School canteen

Our School canteen A good school is supposed to have a canteen in its compound. There is a canteen in our school compound. It is housed in a...

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A bridal Party

A bridal Party     A bridal party is a merry scene. Many people gather wearing their best dress. The women of the rich families wear gorgeou...

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A Book Fair

A Book Fair     What is a book fair? What is its origin? Which are the leading organizations of a book fair? What types of books are availab...

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how to consult a doctor

how to consult a doctor Firstly make an appointment with a doctor and go to him accordingly. Then wait in the waiting room. The patients are...

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how to keep fit health

how to keep fit health     In order keep fit you have to follow the rules of health. You cannot keep fit without eating a balanced diet. Alo...

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how to wash clothes

how to wash clothes To wash dirty clothes, first take a cake of washing soap and rub it on wet clothes. Use warm water for some time. The cl...

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preparation for an examination

preparation for an examination     [There are a good number of students who work hard throughout the year but cannot take a good preparation...

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How to Learn English

How to Learn English     [Most of the students in our country are weak in English. Though they try heart and soul, they cannot make progress...

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How to prepare a cup of tea

How to prepare a cup of tea     [Suppose, you want to help your younger sister to learn how to prepare a cup of tea. Then you give her some ...

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how to open an account in a bank

how to open an account in a bank   [Suppose, you are manager of a bank, and someone has appeared to you with a view to opening an account wi...

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mosquito menace

mosquito menace   for man. Mosquito menace has taken a serious turn in our city. People cannot work peacefully. Students cannot pay attentio...

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keeping a diary

keeping a diary   A diary is a record of daily events, thoughts, feelings and experience etc. It is also a useful thing as short notes of da...

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my childhood

my childhood   Like all other people I enjoyed my childhood days. I cannot forget the sweet memories of those days. I still remember my firs...

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my daily activities at home

I am a student. I have to do a lot of activities at home. In the morning I prepare my lesson. I clean my reading table. Then I tidy up my ro...

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A Street Beggar Paragraph

A Street Beggar     A street beggar is a person who begs in streets. He is found in tatters sitting at one side of a street which is usually...

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importance of physical exercise

Physical exercise is very important and useful in our life. We need it for many reasons. It helps our muscles and nerves to work properly. I...

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village life paragraph

Village life is quite natural and the people in our villages live a very simple life. Their life is very easy-going. They wake up from sleep...

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