Basic Electrical Engineering Test


Q.  Short pitched windings are mainly used because it

a. Gives better waveform of the generated emf
b. Eddy current and hysteresis losses are reduced
c. Less copper is used
d. All of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  In India, direct - on - line starter can be used for 3 - phase squirrel cage induction motor up to the rating of
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  Reduced voltage can be applied across the stator circuit by
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If an induction motor is initially connected in delta and then reconnected in star then the current drawn will become
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If an extra resistance is connected in the rotor circuit of slip ring induction motor, then
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  The atomic number of silicon and germanium is
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  To move electrons from valence band to conduction band, the energy applied to the insulator is
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  Valence electrons of silicon and germanium are
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  At low temperature, the semi conductor behaves as a
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If an external electric field is applied across the intrinsic semiconductor, then the
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  According, to Kirchoff’s voltage law
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  Electrical work is
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If a current of 5A flows through a resistor of 12 ohm then the power developed and the energy dissipated in 2 minutes are
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  The unit of electrical energy is / are
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If a number of resistors are connected in parallel, then the reciprocal of total resistance is equal to
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  Permeability of a material is
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  The amount of flux density set up in the core is dependent upon
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  When a solenoid attracts an iron bar,
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  If two conductors carrying currents in opposite direction are placed parallel to each other then the magnetic field set up by the conductors
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  According to the End Rule, the current directions when looked from one end of the coil if that end is South Pole and if the end is North Pole are
Category: Electrical Engineering Questions,   Published by: teswesm
MCQs:  When the flux crosses the air gap, it bulges outward at the ends of the air gap and the flux density in the air gap is reduced. This is known as
Category: Electrical Engineering Questions,   Published by: teswesm