Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Lecturer in Civil Engineering' And exam conducted in the year 2023. And Question paper code was '110/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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An LC circuit stores a total energy of E and the maximum charge on the capacitor
is assumed as Q. What will be the energy stored in the inductor while the charge on
the capacitor is Q/2 ?
A) 2E/3 8) E/3 C)E D) 3E/4
If footing resistance of transmission tower is 50Q and the lightning current from tower
to ground is 50 kA, then the degree of rise in tower potential is
A) 1000 kV
B) 2500 kV
C) 1500 kV
)
D) None of the above
The energy stored as static electricity on an object depends on
A) Size of the object
B) Capacitance of the object
C) Both A) and B)
)
D) None of these
The minimum data rate for stationary users in 3G is
A) 0.02 Mbit/s B) 2 Mbit/s
C) 20 Mbit/s D) 200 Mbit/s
The number of on switches defines how many separate circuits the switch
can control.
A) poles B) throws
C) terminals D) none of these
A full-wave rectifier circuit delivers 3W to a load resistance of 300. If ripple factor
is given 1%, then the ac ripple voltage across the load is
A) 0.03V 8) 0.3५ ०) 3५ 0) 30
The ac input voltage to a fullwave bridge rectifier has an rms value of 230V, then the
diode P|V rating is
230
ھ 7۷ B) ५
C) 230V D) none of these