General Physics Questions And Answers


Q1. 
What is the semiconductor diode used as?

Ans.
Rectifier


Q2. 
What is an oscillator?

Ans.
An amplifier with positive feedback


Q3. 
What is rectification?

Ans.
Process of conversion of ac into dc


Q4. 
What is a Zener diode used as?

Ans.
Regulator


Q5. 
Forward biasing of p-n junction offers infinite resistance.

Ans.
False


Q6. 
The truth table shows both the input and output signals.

Ans.
True


Q7. 
Which gate will a NAND gate be equivalent to when two inputs of NAND gates are shorted?

Ans.
NOT gate


Q8. 
What should be done to obtain an OR gate from a NAND gate?

Ans.
We need two NOT gates obtained from NAND gates and one NAND gate


Q9. 
In Boolean algebra, what will not (A + not (B)).C) be equal to?

Ans.
3


Q10. 
Which among the following is not easy to fabricate on an Integrated Circuit?

Ans.
Capacitor