Electronics MCQs

Electronics MCQs

1. What does VDR stand for in electronics?

a) Voltage Dependent Resistor
b) Variable Duty Ratio
c) Very Detailed Report
d) Voltage Distribution Regulator

2. What is the full form of LDR?

a) Light Dependent Receiver
b) Light Diffraction Resistor
c) Light Detection and Ranging
d) Light Dependent Resistor

3. Who formulated Ohm's Law?

a) Georg Simon Ohm
b) James Clerk Maxwell
c) Michael Faraday
d) Albert Einstein

4. What is Kirchhoff's Voltage Law (KVL) also known as?

a) Loop Rule
b) Node Rule
c) Ohm's Law
d) Faraday's Law

5. What happens to the resistance of a PTC (Positive Temperature Coefficient) resistor with an increase in temperature?

a) Increases
b) Decreases
c) Remains constant
d) Becomes infinite