Practice Mechatronics Written Test Multiple Choice Questions with Answers Quiz-1 - MCQGeeks.com

Q.1.

How many layers and junctions does an SCR have?

a) Four layers and three junctions
b) Three layers and four junctions
c) Three layers and three junctions
d) Four layers and four junctions

Q.2.

An SCR is a ____

a) semiconductor device
b) full conductor device
c) inductor device
d) bidirectional device

Q.3.

An SCR is a bidirectional device.

a) True
b) False

Q.4.

The SCR is controlled through ____

a) anode
b) cathode
c) gate
d) anode and cathode

Q.5.

What is the relation between the firing angle of SCR and the output?

a) Directly proportional to each other
b) Inversely proportional to each other
c) Independent of each other
d) Both are zero

Q.6.

Gate loses control when the SCR starts conducting.

a) True
b) False

Q.7.

What is the use of Fast acting current limiting fuses?

d) To stop the current
a) To protect SCR from over current
b) To turn on SCR
c) To increase the flow of current

Q.8.

What are the main components used in a snubber circuit?

a) Resistors
b) Capacitors
c) Transistors
d) Resistors and Capacitors

Q.9.

An SCR is a ____

a) N-P-N device
b) N-P-N-P device
c) P-N-P-N device
d) P-N-P device

Q.10.

Which among the following are not the parts of SCR?

a) Anode
b) Cathode
c) Gate
d) Base