Surprise Quiz-II on Electrical Engineering

__________ is an act of determining the unknown quantity with a known quantity of higher accuracy for determination of errors.

• Calibration

• Precision

• Accuracy

• Linearity

Energy meter is a _________ type of instrument.

• indicating

• recording

• integrating

• deflecting

___________ is an example of primary instrument.

• Multimeter

• Voltmeter

• Tangent Galvanometer

• Ammeter

The pressure coil of a wattmeter should be connected to the supply side of the current coil, when _________

• supply voltage is low

• supply voltage is high

• load impedance is low

• load impedance is high

Power factor is the ratio of _______

• reactive power to active power

• apparent power to reactive power

• real power to apparent power

• real power to reactive power

A simple PN junction diode is fabricated using ________ semiconductor and can be used as a _____________

• intrinsic, unidirectional switch

• extrinsic, bidirectional switch

• intrinsic, bidirectional switch

• extrinsic, unidirectional switch

__________ is a device that can be used to regulate voltage in an electrical system.

• PN junction diode

• Zener diode

• MOSFET

• JFET

In CE configuration, when there is no base current in a transistor switch, the transistor will be in __________ state.

• partially On

• On

• Off

• partially off

In a JFET, when drain voltage is equal to pinch-off voltage, the depletion layers have____

• maximum thickness

• minimum thickness

• uniform thickness

• moderate thickness

A MOSFET is otherwise known as _______ JFET.

• closed gate

• open gate

• shorted gate

• insulated gate