UNIT 1 : PASSIVE COMPONENTS


 UNIT 1

PASSIVE COMPONENTS


SHORT ANSWER QUESTIONS 

1)  Define active and passive materials ?

2)  Draw the symbols for R (resistor) , C (capacitor) , I ( inductor ) ?

3)  Define the term resistor & classify resistors ?

4)  Define the term capacitor & classify capacitors ?

5)   Factors that affect the value of a resistance & capacitance ?

6)   Draw the colour code table  ? calculate a resistance  value by using colour Code with an example ?

7)  Compare  carbon and wire wound potentiometers ?

8)  Short notes on thermistor and sensistor ?

9)  Short note on rheostat and give its applications ?

10) Derive temperature co-efficient of resistance ?

11)  Mention the applications of thermistor and sensistor ?

12)  Define the term inductor & classify inductors ?

13)  What is Stray inductance ?

14)  Define the term resistance & capacitance ?

15)  Define A.F. and R.F chokes ?

16)  Short notes on  Ferrites ?

17)  Specifications of a resistor & capacitor ?

18)  Define Stray capacitance & tolerance ?


ESSAY TYPE QUESTIONS 

1) Explain colour coding of a resistor ? and give an example ?

2) Describe the working of rheostat and mention its applications ?

3) Define temperature co-efficient of resistance and explain the effects of temperature on resistance ?

4) Define negative temperature co-efficient & positive temperature co-efficient with applications ?

5)  i) Difference between rheostat and potentiometer ?

     ii) What is preferred value of resistor ?

     iii) Specifications of an inductor ? 

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