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 'Pump Operator' And exam conducted in the year 2023. And Question paper code was '019/2023'. 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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Current flowing through an open circuit is
i) Very high
ii) High
iil) No current flow
iv) Infinity
A) Only i andii B) Only iii C) Only ii and iv D) Only iv
Function of Yoke is/are
i) It provides mechanical support for the poles
ii) It carries the magnetic flux produced by the poles
iii) It carries electrical supply
iv) It provides over all protection of machine
A) Only i and iii B) Only ii and iv C) Onlyi,iiandiv D) Onlyiii and iv
Commutator used in a DC generator is/are
i) to facilitate collection of current from the armature conductor
ii) to carrying field winding
iil) convert AC induced in the armature conductors into unidirectional current
A) Only i and iii B) Only ii and iii
C) Only i and ii D) All the above (i, ii and iii)
Self excited DC generators are classified into
i) Shunt wound
ii) Series wound
iil) Compound wound
A) Only i andii B) Only ii and iii
C) Only i and iii D) All the above (i, ii and iii)
Iron losses in a DC generator is/are
i) Hysteresis losses
ii) Windage losses
iil) Eddy current losses
iv) All the above (i, ii and iii)
A) Only i andii B) Only i and iii C) Only ii and iii D) Only iv
Which of the following starter is/are used to control a DC motor ?
i) DOL starter
ii) Star Delta starter
iii) 3-Point starter
iv)
)
iv) 4-Point starter
A) Only i and iii B) Only ii and iii C) Only ii and iv D) Only iii and iv