EEE QUIZ-1

BJT is ---------- controlled device.

• Voltage

• Current

• gate

• emitter

The inputs are connected using the OR operation, and each variable is true or completed.

• MAXTERM

• MINTERM

• POS

• SOP

Rectifier is used to convert

• AC to DC

• DC to AC

• DC to DC

• AC to AC

The minimal SOP for the function, Y(A,B,C) = Σm (0,1,2,3) is

• A’

• B’

• C’

• A’B

SCR has the following terminals

• Emitter, base and collector

• Source, gate and drain

• Gate, anode and cathode

• Gate, emitter and collector

IGBT is suitable for------ application

• > 1 kV

• <750 V

• < 500 V

• < 300 V

EMF induced in primary side of transformer is

• N2 dφ/dt

• N1 dφ/dt

• N2 di/dt

• N1 di/dt

The direction of induced EMF and induced current in the DC generator can be determined by

• Fleming’s Left hand rule

• Thumb rule

• Lenz law

• Fleming’s right hand rule

In a three phase induction motor, the three phase winding R,Y,B are connected in

• Series

• Parallel

• Series and parallel

• star

Among the following, which motor has permanent magnets in their rotor construction.

• Dc motor

• Transformer

• Induction motor

• BLDC motor