Quizz Pravaha

Anode = -5V

Cathode = -7V

• Diode is in forward bias

• Diode is in reverse bias

• Data not sufficient

• None

Input junction and output junctions of forward active BJT are

• forward bias and Reverse bias

• forward bias and forward bias

• reverse bias and reverse bias

• reverse bias and forward bias

Form Factor = ________

• RMS/DC

• AC/DC

• DC/AC

• DC/RMS

BJT in series with Diode is

• Uni directional

• Bi-directional

Which part of the motor confirms that it is a DC motor?

• Frame

• Commutator

• Shaft

• Stator

Turbine Efficiency of a steam thermal power plant varies between

• 65 to 75%

• 55 to 65%

• 25 to 35%

• 80 to 90%

_______ of an alternator can be obtained using zero power factor method

• Synchronous impedence

• Armature resistance

• Voltage Regulation

• Efficiency

In 3-phase induction motors, the relative speed of stator flux with respect to ________ is zero

• rotor flux

• rotor

• space

• stator winding

Which of the following effects is resulted because of the size of the conductor, frequency and the specific resistance of the conducting material?

• Thomson effect

• Proximity effect

• Corona effect

• Skin effect

Which circuit will not always produce any transients?

• RL circuit

• RLC circuit

• Linear circuit

• Pure resistive circuit