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 'Police Constable (Telecommunications) - Kerala Police Service ' And exam conducted in the year 2022. And Question paper code was '089/2022'. 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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089/22
The winding used for neutralizing the cross magnetising effect in dc generator is
A) lap winding B) wave winding
C) compensating winding D) basket winding
The pole flux of a de generator reduced due to
A) magnetizing effect of armature reaction
B) cross magnetising effect of armature reaction
C) demagnetizing effect of armature reaction
D) residual magnetism of pole shoe
The power factor of a squirrel cage induction motor is
A) low at heavy load only B) low at light load only
C) high at low load only D) high at high load only
For the measurement of slip in 3 phase induction motor by stroboscopic method the no.
of white and black segment is
A) both are equal
B) white segment is more than black segment
C) black segment is more than white segment
D) no important for black segments
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The causes for producing sparking at the brushes in a рел.6. machine is
1. open coil in the armature
2. defective pole shoe
3. incorrect brush spring pressure
4. defective interpoles.
A) 1, 2, 3 are correct B) 1, 3, 4 are correct
C) 2, 3, 4 are correct D) 4, 2, 1 are correct
Second generation computers are made of
A) VLSI B) Vacuum tubes
C) Transistors D) Microprocessors
Choose the odd one out.
A) Super computer B) Digital computer
C) Mainframe computer D) Micro computer
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