SCR MCQs Part 4

Electrical Engineering MCQs on SCR – SCR Multiple choice questions Part 4

Once the SCR begins conducting, then which of following loses all control

Once the SCR begins conducting, then which of following loses all control

1. Anode
2. Cathode
3. Gate
4. None of these

Correct answer: 3. Gate

The angle of conduction in SCR circuit can be modified by

The angle of conduction in SCR circuit can be modified by:

1. Reverse biasing the gate
2. Changing anode voltage
3. Changing gate voltage
4. None of the above

Correct answer: 3. Changing gate voltage

An SCR has three terminals that are namely

An SCR has three terminals that are namely:

1. Anode, Cathode, Drain
2. Anode, Cathode, Grid
3. Cathode, Anode, Gate
4. None of the above

Correct answer: 3. Cathode, Anode, Gate

The SCR is sometimes also called

The SCR is sometimes also called

1. Triac
2. Diac
3. Unijunction transistor
4. Thyristor

Correct answer: 4. Thyristor

In the normal operation of an SCR, with respect to cathode, the anode is

In the normal operation of an SCR, with respect to cathode, the anode is:

1. At zero potential
2. Negative
3. Positive
4. None of these

Correct answer: 3. Positive