BE Electronics Engineering Quiz 11 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks BE Electronics Engineering Quiz 1 / 25 Highest operating frequency can be expected in case of:- JFET Bipolar transistor MOSFET 2 / 25 Which rectifier needs four diodes:- Half wave rectifier Both a, b Bridge rectifier 3 / 25 A diac is a semi conductor devices which acts as a;- 2 terminal bidirectional switch 3 terminal bidirectional switch 2 terminal unidirectional switch 4 / 25 Electric displacement is ___________ quantity:- Scalar Both Vector None 5 / 25 Capacitors are used in transistor circuit:- Paper Ceramics Air 6 / 25 Current velocity through a copper conductor is;- of the order of a few ^.s/m the same as the propagation velocity of electric energy independent of current strength 7 / 25 Permittivity is expressed in:- Weber/meter Farad/sq-m Farad/meter 8 / 25 The ratio of intensity of magnetisation to the magnetisation force is known as:- Susceptibility Relative permeablility Flux density 9 / 25 Which one is expected to have maximum permeability:- Brass Zinc Copper Ebonite 10 / 25 Complementary symmetry uses two transistor that are:- Both NPN PNP and NPN Both PNP 11 / 25 Which combinations has no phase inversion of the signal :- Three CE stages CE and CE stages Two CE stages 12 / 25 The minimum charge carried by an ion is:- equal to the charge of an electron zero equal to the charge of an proton 13 / 25 A capacitor consist of how many conductors:- 4 2 1 3 14 / 25 The work function for the oxide coated emitter material is:- 3.98eV 2.63eV 1.0 eV 15 / 25 The capacitor preferred for high frequency circuits is:- Mica capacitor air capacitor Electrolytic capacitor 16 / 25 The uniform magnetic field is the field in which all lines of magnetic flux are parallel:- False True 17 / 25 The input and output signals for CE amplifier are always;- equal out of phase inphase 18 / 25 Magnetic moment is a:- Universal constant Vector quantity Pole strength Scalar quantity 19 / 25 Which circuit has its output signals from the emitter:- emitter follower common base common emitter 20 / 25 The electric intensity is a ______________ quantity:- Scalar Vector 21 / 25 The unit of capacitance is:- Ohms Culombs/ volt Volts/ Coulombs 22 / 25 The work function of a pure tungsten is:- 2.5 eV 1.5 eV 4.5 eV 23 / 25 The electric intensity is a ______________ quantity:- Scalar Vector 24 / 25 A 6 dot mica capacitor colour coded white, green ,black, red and yellow has the capacitance value of 500 pF:- True False 25 / 25 The conductivity of ferrites is better than ferromagnetic materials:- Correct Incorrect Your score is LinkedIn Facebook Twitter VKontakte Restart quiz