Electrical Engineering Online Exam Questions for Recruitment of Vacant Posts
Electrical Engineering Exam Questions for preparing the Online/ Offline Examination conducted to recruit the Electrical Engineers in Different departments are listed below. The Answer is provided immediately after each question for your convieniece
EE Question No.#01. The weight of an aluminium conductor as
compared to a copper conductor of identical crosssection,for the same electrical resistance, is
(a) 50%
(b) 60%
(c) 100%
(d) 150%
Ans: a
EE Question No.#02. An open resistor, when checked with an
ohm-meter reads
(a) zero
(b) infinite
(c) high but within tolerance
(d) low but not zero
Ans: b
EE Question No.#03. are the materials having electrical conductivity
much less than most of the metals but much greater
than that of typical insulators.
(a) Varistors
(b) Thermistor
(c) Semi-conductors
(d) Variable resistors
Ans: c
EE Question No.#04. 1 angstrom is equal to
(a) 10-8 mm
(6) 10″6 cm
(c) 10″10 m
(d) 10~14 m
Ans: c
EE Question No.#05. Voltage dependent resistors are used
(a) for inductive circuits
(6) to supress surges
(c) as heating elements
(d) as current stabilizers
Ans: b
EE Question No.#06. With three resistances connected in parallel, if
each dissipates 20 W the total power supplied by the
voltage source equals
(a) 10 W
(b) 20 W
(c) 40 W
(d) 60 W
Ans: d
EE Question No.#07. If/, R and t are the current, resistance and time
respectively, then according to Joule’s law heat
produced will be proportional to
(a) I2Rt
(b) I2Rf
(c) I2R2t
(d) I2R2t*
Ans: a
EE Question No.#08. Which of the following can have negative
temperature coefficient ?
(a) Compounds of silver
(6) Liquid metals
(c) Metallic alloys
(d) Electrolytes
Ans: d
EE Question No.#09. A thermistor has
(a) positive temperature coefficient
(b) negative temperature coefficient
(c) zero temperature coefficient
(d) variable temperature coefficient
Ans: c
EE Question No.#10. Conductance : mho ::
(a) resistance : ohm
(b) capacitance : henry
(c) inductance : farad
(d) lumen : steradian
Ans: a
(a) positive temperature coefficient
(b) negative temperature coefficient
(c) zero temperature coefficient
(d) variable temperature coefficient
Ans: c
EE Question No.#10. Conductance : mho ::
(a) resistance : ohm
(b) capacitance : henry
(c) inductance : farad
(d) lumen : steradian
Ans: a
EE Question No.#11. All good conductors have high
(a) conductance
(b) resistance
(c) reluctance
(d) thermal conductivity
Ans: a
EE Question No.#12. Voltage dependent resistors are usually made
from
(a) charcoal
(b) silicon carbide
(c) nichrome
(d) graphite
Ans: c
(a) conductance
(b) resistance
(c) reluctance
(d) thermal conductivity
Ans: a
EE Question No.#12. Voltage dependent resistors are usually made
from
(a) charcoal
(b) silicon carbide
(c) nichrome
(d) graphite
Ans: c
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