SPECIAL SEMI CONDUCTORS AND POWER SUPPLY - Quiz

1) Which three terminal voltage regulator IC has adjustable output?

LM 100 LM 105 LM 305 LM 317

2) How much is the maximum load current of the negative voltage regulator IC 7912?

1.0 A 1.5 A 2.0 A 0.55 A

3) What is the range of output voltage of regulator IC LM 317?

0 to 25 V 0 to 30 V 0 to 32 V 1.2 V to 32 V

4) Which type of transformer is used in the DC to AC converter?

Auto transformer Step up transformer Isolation transformer Step down transformer

5) What type of transformer is used in automatic voltage stabilizer?

Auto transformer Step up transformer Isolation transformer Step down transformer