Kerala PSC Previous Years Question Paper & Answer

Title : TRADESMAN ELECTRONICS TECHNICAL EDUCATION QUESTION PAPER
Question Code : A

Page:12


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'TRADESMAN ELECTRONICS TECHNICAL EDUCATION QUESTION PAPER' And exam conducted in the year 2017. And Question paper code was '061/2017'. 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.

page: 12 out of 16
Excerpt of Question Code: 061/2017

061/2017 O

71.

72.

73.

74.

75.

76.

77,

78.

79.

80.

Q-factor of parallel circuit is

_ ‏ح27‎ _ XL _ L _ 0
= त्र B) Q= ©) ©= D) Q—R

۸ ‏ف‎ 8 CR

Co-efficient of coupling measured in

ட M - 04
ಹಿ) ۱۷۸ - ‏لالہ‎ B) K= © e="N—- D) e =Blv
( நட்டி ) ) )

A circuit with many inputs but only one output
A) Multiplexer B) Decoder C) Demultiplexer D) Encoder
The method of winding of inductor
A) Honey comb B) Toroid
C) Series-opposition D) Both A) and B)
One henry =

N ட்ட
A) ∟−−⊤ 8) Blv C) L,+L,+2M D) KL L,

The torque which stops the oscillations of the pointer of an instrument is called
A) Controlling torque B) Damping torque
C) Deflection torque D) Spring control

A photosensitive resistor is
A) Photovoltaic cell 8) Themistor C) VDR D) LDR

560110 gravity is measured by
A) Hydrometer B) Lactometer C) Barometer D) Ammeter

The ripple frequency of a full-wave rectifier is
A) 50 Hz B) 100 Hz C) 60 Hz D) 200 Hz

A frequency converter stage in radio receiver contains
A) Mixer and local oscillator B) R. F. amplifier and mixer
© I. F. amplifier and detector D) Mixer

-12-

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